1405990010992

素因数分解:

$2^4\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1741}}^1\times {\mathrm{15641}}^1$

素因数の和:17858

約数の個数: 80

約数和(自身を含む): 3122008553664

約数和(自身を除く): 1716018542672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 461, 922, 1741, 1844, 3227, 3482, 3688, 6454, 6964, 7376, 12187, 12908, 13928, 15641, 24374, 25816, 27856, 31282, 48748, 51632, 62564, 97496, 109487, 125128, 194992, 218974, 250256, 437948, 802601, 875896, 1605202, 1751792, 3210404, 5618207, 6420808, 7210501, 11236414, 12841616, 14421002, 22472828, 27230981, 28842004, 44945656, 50473507, 54461962, 57684008, 89891312, 100947014, 108923924, 115368016, 190616867, 201894028, 217847848, 381233734, 403788056, 435695696, 762467468, 807576112, 1524934936, 3049869872, 12553482241, 25106964482, 50213928964, 87874375687, 100427857928, 175748751374, 200855715856, 351497502748, 702995005496, 1405990010992]

約数ペア:

[(1, 1405990010992), (2, 702995005496), (4, 351497502748), (7, 200855715856), (8, 175748751374), (14, 100427857928), (16, 87874375687), (28, 50213928964), (56, 25106964482), (112, 12553482241), (461, 3049869872), (922, 1524934936), (1741, 807576112), (1844, 762467468), (3227, 435695696), (3482, 403788056), (3688, 381233734), (6454, 217847848), (6964, 201894028), (7376, 190616867), (12187, 115368016), (12908, 108923924), (13928, 100947014), (15641, 89891312), (24374, 57684008), (25816, 54461962), (27856, 50473507), (31282, 44945656), (48748, 28842004), (51632, 27230981), (62564, 22472828), (97496, 14421002), (109487, 12841616), (125128, 11236414), (194992, 7210501), (218974, 6420808), (250256, 5618207), (437948, 3210404), (802601, 1751792), (875896, 1605202)]