9888980

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{983}}^1$

素因数の和:1495

約数の個数: 24

約数和(自身を含む): 20829312

約数和(自身を除く): 10940332

約数列:

[1, 2, 4, 5, 10, 20, 503, 983, 1006, 1966, 2012, 2515, 3932, 4915, 5030, 9830, 10060, 19660, 494449, 988898, 1977796, 2472245, 4944490, 9888980]

約数ペア:

[(1, 9888980), (2, 4944490), (4, 2472245), (5, 1977796), (10, 988898), (20, 494449), (503, 19660), (983, 10060), (1006, 9830), (1966, 5030), (2012, 4915), (2515, 3932)]