287256080

素因数分解:

$2^4\times 5^1\times {\mathrm{1877}}^1\times {\mathrm{1913}}^1$

素因数の和:3803

約数の個数: 40

約数和(自身を含む): 668575512

約数和(自身を除く): 381319432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1877, 1913, 3754, 3826, 7508, 7652, 9385, 9565, 15016, 15304, 18770, 19130, 30032, 30608, 37540, 38260, 75080, 76520, 150160, 153040, 3590701, 7181402, 14362804, 17953505, 28725608, 35907010, 57451216, 71814020, 143628040, 287256080]

約数ペア:

[(1, 287256080), (2, 143628040), (4, 71814020), (5, 57451216), (8, 35907010), (10, 28725608), (16, 17953505), (20, 14362804), (40, 7181402), (80, 3590701), (1877, 153040), (1913, 150160), (3754, 76520), (3826, 75080), (7508, 38260), (7652, 37540), (9385, 30608), (9565, 30032), (15016, 19130), (15304, 18770)]