20087640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{55799}}^1$

素因数の和:55816

約数の個数: 48

約数和(自身を含む): 65286000

約数和(自身を除く): 45198360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 55799, 111598, 167397, 223196, 278995, 334794, 446392, 502191, 557990, 669588, 836985, 1004382, 1115980, 1339176, 1673970, 2008764, 2231960, 2510955, 3347940, 4017528, 5021910, 6695880, 10043820, 20087640]

約数ペア:

[(1, 20087640), (2, 10043820), (3, 6695880), (4, 5021910), (5, 4017528), (6, 3347940), (8, 2510955), (9, 2231960), (10, 2008764), (12, 1673970), (15, 1339176), (18, 1115980), (20, 1004382), (24, 836985), (30, 669588), (36, 557990), (40, 502191), (45, 446392), (60, 334794), (72, 278995), (90, 223196), (120, 167397), (180, 111598), (360, 55799)]