20120162360

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5651731}}^1$

素因数の和:5651831

約数の個数: 32

約数和(自身を含む): 45779029200

約数和(自身を除く): 25658866840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 5651731, 11303462, 22606924, 28258655, 45213848, 56517310, 113034620, 226069240, 503004059, 1006008118, 2012016236, 2515020295, 4024032472, 5030040590, 10060081180, 20120162360]

約数ペア:

[(1, 20120162360), (2, 10060081180), (4, 5030040590), (5, 4024032472), (8, 2515020295), (10, 2012016236), (20, 1006008118), (40, 503004059), (89, 226069240), (178, 113034620), (356, 56517310), (445, 45213848), (712, 28258655), (890, 22606924), (1780, 11303462), (3560, 5651731)]