20794080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43321}}^1$

素因数の和:43339

約数の個数: 48

約数和(自身を含む): 65502864

約数和(自身を除く): 44708784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 43321, 86642, 129963, 173284, 216605, 259926, 346568, 433210, 519852, 649815, 693136, 866420, 1039704, 1299630, 1386272, 1732840, 2079408, 2599260, 3465680, 4158816, 5198520, 6931360, 10397040, 20794080]

約数ペア:

[(1, 20794080), (2, 10397040), (3, 6931360), (4, 5198520), (5, 4158816), (6, 3465680), (8, 2599260), (10, 2079408), (12, 1732840), (15, 1386272), (16, 1299630), (20, 1039704), (24, 866420), (30, 693136), (32, 649815), (40, 519852), (48, 433210), (60, 346568), (80, 259926), (96, 216605), (120, 173284), (160, 129963), (240, 86642), (480, 43321)]