2099760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:702

約数の個数: 80

約数和(自身を含む): 7020384

約数和(自身を除く): 4920624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 673, 780, 1040, 1346, 1560, 2019, 2692, 3120, 3365, 4038, 5384, 6730, 8076, 8749, 10095, 10768, 13460, 16152, 17498, 20190, 26247, 26920, 32304, 34996, 40380, 43745, 52494, 53840, 69992, 80760, 87490, 104988, 131235, 139984, 161520, 174980, 209976, 262470, 349960, 419952, 524940, 699920, 1049880, 2099760]

約数ペア:

[(1, 2099760), (2, 1049880), (3, 699920), (4, 524940), (5, 419952), (6, 349960), (8, 262470), (10, 209976), (12, 174980), (13, 161520), (15, 139984), (16, 131235), (20, 104988), (24, 87490), (26, 80760), (30, 69992), (39, 53840), (40, 52494), (48, 43745), (52, 40380), (60, 34996), (65, 32304), (78, 26920), (80, 26247), (104, 20190), (120, 17498), (130, 16152), (156, 13460), (195, 10768), (208, 10095), (240, 8749), (260, 8076), (312, 6730), (390, 5384), (520, 4038), (624, 3365), (673, 3120), (780, 2692), (1040, 2019), (1346, 1560)]