2015494840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1\times {\mathrm{2903}}^1$

素因数の和:3952

約数の個数: 64

約数和(自身を含む): 4807978560

約数和(自身を除く): 2792483720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1021, 2042, 2903, 4084, 5105, 5806, 8168, 10210, 11612, 14515, 17357, 20420, 23224, 29030, 34714, 40840, 49351, 58060, 69428, 86785, 98702, 116120, 138856, 173570, 197404, 246755, 347140, 394808, 493510, 694280, 987020, 1974040, 2963963, 5927926, 11855852, 14819815, 23711704, 29639630, 50387371, 59279260, 100774742, 118558520, 201549484, 251936855, 403098968, 503873710, 1007747420, 2015494840]

約数ペア:

[(1, 2015494840), (2, 1007747420), (4, 503873710), (5, 403098968), (8, 251936855), (10, 201549484), (17, 118558520), (20, 100774742), (34, 59279260), (40, 50387371), (68, 29639630), (85, 23711704), (136, 14819815), (170, 11855852), (340, 5927926), (680, 2963963), (1021, 1974040), (2042, 987020), (2903, 694280), (4084, 493510), (5105, 394808), (5806, 347140), (8168, 246755), (10210, 197404), (11612, 173570), (14515, 138856), (17357, 116120), (20420, 98702), (23224, 86785), (29030, 69428), (34714, 58060), (40840, 49351)]