90840860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 223388928

約数和(自身を除く): 132548068

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 107, 110, 170, 187, 214, 220, 227, 340, 374, 428, 454, 535, 748, 908, 935, 1070, 1135, 1177, 1819, 1870, 2140, 2270, 2354, 2497, 3638, 3740, 3859, 4540, 4708, 4994, 5885, 7276, 7718, 9095, 9988, 11770, 12485, 15436, 18190, 19295, 20009, 23540, 24289, 24970, 36380, 38590, 40018, 42449, 48578, 49940, 77180, 80036, 84898, 97156, 100045, 121445, 169796, 200090, 212245, 242890, 267179, 400180, 412913, 424490, 485780, 534358, 825826, 848980, 1068716, 1335895, 1651652, 2064565, 2671790, 4129130, 4542043, 5343580, 8258260, 9084086, 18168172, 22710215, 45420430, 90840860]

約数ペア:

[(1, 90840860), (2, 45420430), (4, 22710215), (5, 18168172), (10, 9084086), (11, 8258260), (17, 5343580), (20, 4542043), (22, 4129130), (34, 2671790), (44, 2064565), (55, 1651652), (68, 1335895), (85, 1068716), (107, 848980), (110, 825826), (170, 534358), (187, 485780), (214, 424490), (220, 412913), (227, 400180), (340, 267179), (374, 242890), (428, 212245), (454, 200090), (535, 169796), (748, 121445), (908, 100045), (935, 97156), (1070, 84898), (1135, 80036), (1177, 77180), (1819, 49940), (1870, 48578), (2140, 42449), (2270, 40018), (2354, 38590), (2497, 36380), (3638, 24970), (3740, 24289), (3859, 23540), (4540, 20009), (4708, 19295), (4994, 18190), (5885, 15436), (7276, 12485), (7718, 11770), (9095, 9988)]