20120174680

素因数分解:

$2^3\times 5^1\times {\mathrm{503004367}}^1$

素因数の和:503004378

約数の個数: 16

約数和(自身を含む): 45270393120

約数和(自身を除く): 25150218440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503004367, 1006008734, 2012017468, 2515021835, 4024034936, 5030043670, 10060087340, 20120174680]

約数ペア:

[(1, 20120174680), (2, 10060087340), (4, 5030043670), (5, 4024034936), (8, 2515021835), (10, 2012017468), (20, 1006008734), (40, 503004367)]