404261968820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{107713}}^1$

素因数の和:107985

約数の個数: 96

約数和(自身を含む): 912035980800

約数和(自身を除く): 507774011980

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 199, 205, 230, 398, 410, 460, 796, 820, 943, 995, 1886, 1990, 3772, 3980, 4577, 4715, 8159, 9154, 9430, 16318, 18308, 18860, 22885, 32636, 40795, 45770, 81590, 91540, 107713, 163180, 187657, 215426, 375314, 430852, 538565, 750628, 938285, 1077130, 1876570, 2154260, 2477399, 3753140, 4416233, 4954798, 8832466, 9909596, 12386995, 17664932, 21434887, 22081165, 24773990, 42869774, 44162330, 49547980, 85739548, 88324660, 101573359, 107174435, 203146718, 214348870, 406293436, 428697740, 493002401, 507866795, 878830367, 986004802, 1015733590, 1757660734, 1972009604, 2031467180, 2465012005, 3515321468, 4394151835, 4930024010, 8788303670, 9860048020, 17576607340, 20213098441, 40426196882, 80852393764, 101065492205, 202130984410, 404261968820]

約数ペア:

[(1, 404261968820), (2, 202130984410), (4, 101065492205), (5, 80852393764), (10, 40426196882), (20, 20213098441), (23, 17576607340), (41, 9860048020), (46, 8788303670), (82, 4930024010), (92, 4394151835), (115, 3515321468), (164, 2465012005), (199, 2031467180), (205, 1972009604), (230, 1757660734), (398, 1015733590), (410, 986004802), (460, 878830367), (796, 507866795), (820, 493002401), (943, 428697740), (995, 406293436), (1886, 214348870), (1990, 203146718), (3772, 107174435), (3980, 101573359), (4577, 88324660), (4715, 85739548), (8159, 49547980), (9154, 44162330), (9430, 42869774), (16318, 24773990), (18308, 22081165), (18860, 21434887), (22885, 17664932), (32636, 12386995), (40795, 9909596), (45770, 8832466), (81590, 4954798), (91540, 4416233), (107713, 3753140), (163180, 2477399), (187657, 2154260), (215426, 1876570), (375314, 1077130), (430852, 938285), (538565, 750628)]