139525840

素因数分解:

$2^4\times 5^1\times {\mathrm{727}}^1\times {\mathrm{2399}}^1$

素因数の和:3139

約数の個数: 40

約数和(自身を含む): 324979200

約数和(自身を除く): 185453360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 727, 1454, 2399, 2908, 3635, 4798, 5816, 7270, 9596, 11632, 11995, 14540, 19192, 23990, 29080, 38384, 47980, 58160, 95960, 191920, 1744073, 3488146, 6976292, 8720365, 13952584, 17440730, 27905168, 34881460, 69762920, 139525840]

約数ペア:

[(1, 139525840), (2, 69762920), (4, 34881460), (5, 27905168), (8, 17440730), (10, 13952584), (16, 8720365), (20, 6976292), (40, 3488146), (80, 1744073), (727, 191920), (1454, 95960), (2399, 58160), (2908, 47980), (3635, 38384), (4798, 29080), (5816, 23990), (7270, 19192), (9596, 14540), (11632, 11995)]