1907665040

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{449921}}^1$

素因数の和:449987

約数の個数: 40

約数和(自身を含む): 4519016568

約数和(自身を除く): 2611351528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 449921, 899842, 1799684, 2249605, 3599368, 4499210, 7198736, 8998420, 17996840, 23845813, 35993680, 47691626, 95383252, 119229065, 190766504, 238458130, 381533008, 476916260, 953832520, 1907665040]

約数ペア:

[(1, 1907665040), (2, 953832520), (4, 476916260), (5, 381533008), (8, 238458130), (10, 190766504), (16, 119229065), (20, 95383252), (40, 47691626), (53, 35993680), (80, 23845813), (106, 17996840), (212, 8998420), (265, 7198736), (424, 4499210), (530, 3599368), (848, 2249605), (1060, 1799684), (2120, 899842), (4240, 449921)]