1609140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2063}}^1$

素因数の和:2088

約数の個数: 48

約数和(自身を含む): 4854528

約数和(自身を除く): 3245388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2063, 4126, 6189, 8252, 10315, 12378, 20630, 24756, 26819, 30945, 41260, 53638, 61890, 80457, 107276, 123780, 134095, 160914, 268190, 321828, 402285, 536380, 804570, 1609140]

約数ペア:

[(1, 1609140), (2, 804570), (3, 536380), (4, 402285), (5, 321828), (6, 268190), (10, 160914), (12, 134095), (13, 123780), (15, 107276), (20, 80457), (26, 61890), (30, 53638), (39, 41260), (52, 30945), (60, 26819), (65, 24756), (78, 20630), (130, 12378), (156, 10315), (195, 8252), (260, 6189), (390, 4126), (780, 2063)]