20573144020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{4357}}^1$

素因数の和:4530

約数の個数: 144

約数和(自身を含む): 51449223168

約数和(自身を除く): 30876079148

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 127, 130, 143, 169, 220, 254, 260, 286, 338, 508, 572, 635, 676, 715, 845, 1270, 1397, 1430, 1651, 1690, 1859, 2540, 2794, 2860, 3302, 3380, 3718, 4357, 5588, 6604, 6985, 7436, 8255, 8714, 9295, 13970, 16510, 17428, 18161, 18590, 21463, 21785, 27940, 33020, 36322, 37180, 42926, 43570, 47927, 56641, 72644, 85852, 87140, 90805, 95854, 107315, 113282, 181610, 191708, 214630, 226564, 236093, 239635, 283205, 363220, 429260, 472186, 479270, 553339, 566410, 623051, 736333, 944372, 958540, 1106678, 1132820, 1180465, 1246102, 1472666, 2213356, 2360930, 2492204, 2766695, 2945332, 3115255, 3681665, 4721860, 5533390, 6086729, 6230510, 7193407, 7363330, 8099663, 11066780, 12173458, 12461020, 14386814, 14726660, 16199326, 24346916, 28773628, 30433645, 32398652, 35967035, 40498315, 60867290, 71934070, 79127477, 80996630, 93514291, 121734580, 143868140, 158254954, 161993260, 187028582, 316509908, 374057164, 395637385, 467571455, 791274770, 935142910, 1028657201, 1582549540, 1870285820, 2057314402, 4114628804, 5143286005, 10286572010, 20573144020]

約数ペア:

[(1, 20573144020), (2, 10286572010), (4, 5143286005), (5, 4114628804), (10, 2057314402), (11, 1870285820), (13, 1582549540), (20, 1028657201), (22, 935142910), (26, 791274770), (44, 467571455), (52, 395637385), (55, 374057164), (65, 316509908), (110, 187028582), (127, 161993260), (130, 158254954), (143, 143868140), (169, 121734580), (220, 93514291), (254, 80996630), (260, 79127477), (286, 71934070), (338, 60867290), (508, 40498315), (572, 35967035), (635, 32398652), (676, 30433645), (715, 28773628), (845, 24346916), (1270, 16199326), (1397, 14726660), (1430, 14386814), (1651, 12461020), (1690, 12173458), (1859, 11066780), (2540, 8099663), (2794, 7363330), (2860, 7193407), (3302, 6230510), (3380, 6086729), (3718, 5533390), (4357, 4721860), (5588, 3681665), (6604, 3115255), (6985, 2945332), (7436, 2766695), (8255, 2492204), (8714, 2360930), (9295, 2213356), (13970, 1472666), (16510, 1246102), (17428, 1180465), (18161, 1132820), (18590, 1106678), (21463, 958540), (21785, 944372), (27940, 736333), (33020, 623051), (36322, 566410), (37180, 553339), (42926, 479270), (43570, 472186), (47927, 429260), (56641, 363220), (72644, 283205), (85852, 239635), (87140, 236093), (90805, 226564), (95854, 214630), (107315, 191708), (113282, 181610)]