2454920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4721}}^1$

素因数の和:4745

約数の個数: 32

約数和(自身を含む): 5949720

約数和(自身を除く): 3494800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4721, 9442, 18884, 23605, 37768, 47210, 61373, 94420, 122746, 188840, 245492, 306865, 490984, 613730, 1227460, 2454920]

約数ペア:

[(1, 2454920), (2, 1227460), (4, 613730), (5, 490984), (8, 306865), (10, 245492), (13, 188840), (20, 122746), (26, 94420), (40, 61373), (52, 47210), (65, 37768), (104, 23605), (130, 18884), (260, 9442), (520, 4721)]