13579660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 30373056

約数和(自身を除く): 16793396

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 557, 1060, 1114, 1219, 2228, 2438, 2785, 4876, 5570, 6095, 11140, 12190, 12811, 24380, 25622, 29521, 51244, 59042, 64055, 118084, 128110, 147605, 256220, 295210, 590420, 678983, 1357966, 2715932, 3394915, 6789830, 13579660]

約数ペア:

[(1, 13579660), (2, 6789830), (4, 3394915), (5, 2715932), (10, 1357966), (20, 678983), (23, 590420), (46, 295210), (53, 256220), (92, 147605), (106, 128110), (115, 118084), (212, 64055), (230, 59042), (265, 51244), (460, 29521), (530, 25622), (557, 24380), (1060, 12811), (1114, 12190), (1219, 11140), (2228, 6095), (2438, 5570), (2785, 4876)]