30567280

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2111}}^1$

素因数の和:2305

約数の個数: 40

約数和(自身を含む): 71495424

約数和(自身を除く): 40928144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2111, 2896, 3620, 4222, 7240, 8444, 10555, 14480, 16888, 21110, 33776, 42220, 84440, 168880, 382091, 764182, 1528364, 1910455, 3056728, 3820910, 6113456, 7641820, 15283640, 30567280]

約数ペア:

[(1, 30567280), (2, 15283640), (4, 7641820), (5, 6113456), (8, 3820910), (10, 3056728), (16, 1910455), (20, 1528364), (40, 764182), (80, 382091), (181, 168880), (362, 84440), (724, 42220), (905, 33776), (1448, 21110), (1810, 16888), (2111, 14480), (2896, 10555), (3620, 8444), (4222, 7240)]