355166140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{35731}}^1$

素因数の和:35818

約数の個数: 48

約数和(自身を含む): 864428544

約数和(自身を除く): 509262404

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, 4970, 9940, 35731, 71462, 142924, 178655, 250117, 357310, 500234, 714620, 1000468, 1250585, 2501170, 2536901, 5002340, 5073802, 10147604, 12684505, 17758307, 25369010, 35516614, 50738020, 71033228, 88791535, 177583070, 355166140]

約数ペア:

[(1, 355166140), (2, 177583070), (4, 88791535), (5, 71033228), (7, 50738020), (10, 35516614), (14, 25369010), (20, 17758307), (28, 12684505), (35, 10147604), (70, 5073802), (71, 5002340), (140, 2536901), (142, 2501170), (284, 1250585), (355, 1000468), (497, 714620), (710, 500234), (994, 357310), (1420, 250117), (1988, 178655), (2485, 142924), (4970, 71462), (9940, 35731)]