23257520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 160

約数和(自身を含む): 67495680

約数和(自身を除く): 44238160

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 107, 110, 130, 143, 152, 176, 190, 208, 209, 214, 220, 247, 260, 286, 304, 380, 418, 428, 440, 494, 520, 535, 572, 715, 760, 836, 856, 880, 988, 1040, 1045, 1070, 1144, 1177, 1235, 1391, 1430, 1520, 1672, 1712, 1976, 2033, 2090, 2140, 2288, 2354, 2470, 2717, 2782, 2860, 3344, 3952, 4066, 4180, 4280, 4708, 4940, 5434, 5564, 5720, 5885, 6955, 8132, 8360, 8560, 9416, 9880, 10165, 10868, 11128, 11440, 11770, 13585, 13910, 15301, 16264, 16720, 18832, 19760, 20330, 21736, 22256, 22363, 23540, 26429, 27170, 27820, 30602, 32528, 40660, 43472, 44726, 47080, 52858, 54340, 55640, 61204, 76505, 81320, 89452, 94160, 105716, 108680, 111280, 111815, 122408, 132145, 153010, 162640, 178904, 211432, 217360, 223630, 244816, 264290, 290719, 306020, 357808, 422864, 447260, 528580, 581438, 612040, 894520, 1057160, 1162876, 1224080, 1453595, 1789040, 2114320, 2325752, 2907190, 4651504, 5814380, 11628760, 23257520]

約数ペア:

[(1, 23257520), (2, 11628760), (4, 5814380), (5, 4651504), (8, 2907190), (10, 2325752), (11, 2114320), (13, 1789040), (16, 1453595), (19, 1224080), (20, 1162876), (22, 1057160), (26, 894520), (38, 612040), (40, 581438), (44, 528580), (52, 447260), (55, 422864), (65, 357808), (76, 306020), (80, 290719), (88, 264290), (95, 244816), (104, 223630), (107, 217360), (110, 211432), (130, 178904), (143, 162640), (152, 153010), (176, 132145), (190, 122408), (208, 111815), (209, 111280), (214, 108680), (220, 105716), (247, 94160), (260, 89452), (286, 81320), (304, 76505), (380, 61204), (418, 55640), (428, 54340), (440, 52858), (494, 47080), (520, 44726), (535, 43472), (572, 40660), (715, 32528), (760, 30602), (836, 27820), (856, 27170), (880, 26429), (988, 23540), (1040, 22363), (1045, 22256), (1070, 21736), (1144, 20330), (1177, 19760), (1235, 18832), (1391, 16720), (1430, 16264), (1520, 15301), (1672, 13910), (1712, 13585), (1976, 11770), (2033, 11440), (2090, 11128), (2140, 10868), (2288, 10165), (2354, 9880), (2470, 9416), (2717, 8560), (2782, 8360), (2860, 8132), (3344, 6955), (3952, 5885), (4066, 5720), (4180, 5564), (4280, 5434), (4708, 4940)]