1145011780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{65881}}^1$

素因数の和:65980

約数の個数: 48

約数和(自身を含む): 2656362240

約数和(自身を除く): 1511350460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 17380, 65881, 131762, 263524, 329405, 658810, 724691, 1317620, 1449382, 2898764, 3623455, 5204599, 7246910, 10409198, 14493820, 20818396, 26022995, 52045990, 57250589, 104091980, 114501178, 229002356, 286252945, 572505890, 1145011780]

約数ペア:

[(1, 1145011780), (2, 572505890), (4, 286252945), (5, 229002356), (10, 114501178), (11, 104091980), (20, 57250589), (22, 52045990), (44, 26022995), (55, 20818396), (79, 14493820), (110, 10409198), (158, 7246910), (220, 5204599), (316, 3623455), (395, 2898764), (790, 1449382), (869, 1317620), (1580, 724691), (1738, 658810), (3476, 329405), (4345, 263524), (8690, 131762), (17380, 65881)]