30227800

素因数分解:

$2^3\times 5^2\times {\mathrm{359}}^1\times {\mathrm{421}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 70642800

約数和(自身を除く): 40415000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 359, 421, 718, 842, 1436, 1684, 1795, 2105, 2872, 3368, 3590, 4210, 7180, 8420, 8975, 10525, 14360, 16840, 17950, 21050, 35900, 42100, 71800, 84200, 151139, 302278, 604556, 755695, 1209112, 1511390, 3022780, 3778475, 6045560, 7556950, 15113900, 30227800]

約数ペア:

[(1, 30227800), (2, 15113900), (4, 7556950), (5, 6045560), (8, 3778475), (10, 3022780), (20, 1511390), (25, 1209112), (40, 755695), (50, 604556), (100, 302278), (200, 151139), (359, 84200), (421, 71800), (718, 42100), (842, 35900), (1436, 21050), (1684, 17950), (1795, 16840), (2105, 14360), (2872, 10525), (3368, 8975), (3590, 8420), (4210, 7180)]