409819340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{1447}}^1$

素因数の和:1504

約数の個数: 108

約数和(自身を含む): 1064219184

約数和(自身を除く): 654399844

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 289, 340, 476, 490, 578, 595, 833, 980, 1156, 1190, 1445, 1447, 1666, 2023, 2380, 2890, 2894, 3332, 4046, 4165, 5780, 5788, 7235, 8092, 8330, 10115, 10129, 14161, 14470, 16660, 20230, 20258, 24599, 28322, 28940, 40460, 40516, 49198, 50645, 56644, 70805, 70903, 98396, 101290, 122995, 141610, 141806, 172193, 202580, 245990, 283220, 283612, 344386, 354515, 418183, 491980, 688772, 709030, 836366, 860965, 1205351, 1418060, 1672732, 1721930, 2090915, 2410702, 2927281, 3443860, 4181830, 4821404, 5854562, 6026755, 8363660, 11709124, 12053510, 14636405, 20490967, 24107020, 29272810, 40981934, 58545620, 81963868, 102454835, 204909670, 409819340]

約数ペア:

[(1, 409819340), (2, 204909670), (4, 102454835), (5, 81963868), (7, 58545620), (10, 40981934), (14, 29272810), (17, 24107020), (20, 20490967), (28, 14636405), (34, 12053510), (35, 11709124), (49, 8363660), (68, 6026755), (70, 5854562), (85, 4821404), (98, 4181830), (119, 3443860), (140, 2927281), (170, 2410702), (196, 2090915), (238, 1721930), (245, 1672732), (289, 1418060), (340, 1205351), (476, 860965), (490, 836366), (578, 709030), (595, 688772), (833, 491980), (980, 418183), (1156, 354515), (1190, 344386), (1445, 283612), (1447, 283220), (1666, 245990), (2023, 202580), (2380, 172193), (2890, 141806), (2894, 141610), (3332, 122995), (4046, 101290), (4165, 98396), (5780, 70903), (5788, 70805), (7235, 56644), (8092, 50645), (8330, 49198), (10115, 40516), (10129, 40460), (14161, 28940), (14470, 28322), (16660, 24599), (20230, 20258)]