28009620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{155609}}^1$

素因数の和:155624

約数の個数: 36

約数和(自身を含む): 84963060

約数和(自身を除く): 56953440

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 155609, 311218, 466827, 622436, 778045, 933654, 1400481, 1556090, 1867308, 2334135, 2800962, 3112180, 4668270, 5601924, 7002405, 9336540, 14004810, 28009620]

約数ペア:

[(1, 28009620), (2, 14004810), (3, 9336540), (4, 7002405), (5, 5601924), (6, 4668270), (9, 3112180), (10, 2800962), (12, 2334135), (15, 1867308), (18, 1556090), (20, 1400481), (30, 933654), (36, 778045), (45, 622436), (60, 466827), (90, 311218), (180, 155609)]