27146140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2731}}^1$

素因数の和:2818

約数の個数: 48

約数和(自身を含む): 66092544

約数和(自身を除く): 38946404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 2731, 4970, 5462, 9940, 10924, 13655, 19117, 27310, 38234, 54620, 76468, 95585, 191170, 193901, 382340, 387802, 775604, 969505, 1357307, 1939010, 2714614, 3878020, 5429228, 6786535, 13573070, 27146140]

約数ペア:

[(1, 27146140), (2, 13573070), (4, 6786535), (5, 5429228), (7, 3878020), (10, 2714614), (14, 1939010), (20, 1357307), (28, 969505), (35, 775604), (70, 387802), (71, 382340), (140, 193901), (142, 191170), (284, 95585), (355, 76468), (497, 54620), (710, 38234), (994, 27310), (1420, 19117), (1988, 13655), (2485, 10924), (2731, 9940), (4970, 5462)]