9819680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4721}}^1$

素因数の和:4749

約数の個数: 48

約数和(自身を含む): 24988824

約数和(自身を除く): 15169144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 4721, 9442, 18884, 23605, 37768, 47210, 61373, 75536, 94420, 122746, 151072, 188840, 245492, 306865, 377680, 490984, 613730, 755360, 981968, 1227460, 1963936, 2454920, 4909840, 9819680]

約数ペア:

[(1, 9819680), (2, 4909840), (4, 2454920), (5, 1963936), (8, 1227460), (10, 981968), (13, 755360), (16, 613730), (20, 490984), (26, 377680), (32, 306865), (40, 245492), (52, 188840), (65, 151072), (80, 122746), (104, 94420), (130, 75536), (160, 61373), (208, 47210), (260, 37768), (416, 23605), (520, 18884), (1040, 9442), (2080, 4721)]