39760760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{76463}}^1$

素因数の和:76487

約数の個数: 32

約数和(自身を含む): 96344640

約数和(自身を除く): 56583880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 76463, 152926, 305852, 382315, 611704, 764630, 994019, 1529260, 1988038, 3058520, 3976076, 4970095, 7952152, 9940190, 19880380, 39760760]

約数ペア:

[(1, 39760760), (2, 19880380), (4, 9940190), (5, 7952152), (8, 4970095), (10, 3976076), (13, 3058520), (20, 1988038), (26, 1529260), (40, 994019), (52, 764630), (65, 611704), (104, 382315), (130, 305852), (260, 152926), (520, 76463)]