20168754410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{3463}}^1$

素因数の和:3676

約数の個数: 128

約数和(自身を含む): 45492019200

約数和(自身を除く): 25323264790

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 35, 38, 58, 70, 95, 133, 145, 151, 190, 203, 266, 290, 302, 406, 551, 665, 755, 1015, 1057, 1102, 1330, 1510, 2030, 2114, 2755, 2869, 3463, 3857, 4379, 5285, 5510, 5738, 6926, 7714, 8758, 10570, 14345, 17315, 19285, 20083, 21895, 24241, 28690, 30653, 34630, 38570, 40166, 43790, 48482, 61306, 65797, 83201, 100415, 100427, 121205, 131594, 153265, 166402, 200830, 200854, 242410, 306530, 328985, 416005, 460579, 502135, 522913, 582407, 657970, 702989, 832010, 921158, 1004270, 1045826, 1164814, 1405978, 1908113, 2302895, 2614565, 2912035, 3514945, 3660391, 3816226, 4605790, 5229130, 5824070, 7029890, 7320782, 9540565, 9935347, 13356791, 15164477, 18301955, 19081130, 19870694, 26713582, 30328954, 36603910, 49676735, 66783955, 69547429, 75822385, 99353470, 106151339, 133567910, 139094858, 151644770, 212302678, 288125063, 347737145, 530756695, 576250126, 695474290, 1061513390, 1440625315, 2016875441, 2881250630, 4033750882, 10084377205, 20168754410]

約数ペア:

[(1, 20168754410), (2, 10084377205), (5, 4033750882), (7, 2881250630), (10, 2016875441), (14, 1440625315), (19, 1061513390), (29, 695474290), (35, 576250126), (38, 530756695), (58, 347737145), (70, 288125063), (95, 212302678), (133, 151644770), (145, 139094858), (151, 133567910), (190, 106151339), (203, 99353470), (266, 75822385), (290, 69547429), (302, 66783955), (406, 49676735), (551, 36603910), (665, 30328954), (755, 26713582), (1015, 19870694), (1057, 19081130), (1102, 18301955), (1330, 15164477), (1510, 13356791), (2030, 9935347), (2114, 9540565), (2755, 7320782), (2869, 7029890), (3463, 5824070), (3857, 5229130), (4379, 4605790), (5285, 3816226), (5510, 3660391), (5738, 3514945), (6926, 2912035), (7714, 2614565), (8758, 2302895), (10570, 1908113), (14345, 1405978), (17315, 1164814), (19285, 1045826), (20083, 1004270), (21895, 921158), (24241, 832010), (28690, 702989), (30653, 657970), (34630, 582407), (38570, 522913), (40166, 502135), (43790, 460579), (48482, 416005), (61306, 328985), (65797, 306530), (83201, 242410), (100415, 200854), (100427, 200830), (121205, 166402), (131594, 153265)]