12291213320

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{545791}}^1$

素因数の和:546365

約数の個数: 32

約数和(自身を含む): 27704401920

約数和(自身を除く): 15413188600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2815, 4504, 5630, 11260, 22520, 545791, 1091582, 2183164, 2728955, 4366328, 5457910, 10915820, 21831640, 307280333, 614560666, 1229121332, 1536401665, 2458242664, 3072803330, 6145606660, 12291213320]

約数ペア:

[(1, 12291213320), (2, 6145606660), (4, 3072803330), (5, 2458242664), (8, 1536401665), (10, 1229121332), (20, 614560666), (40, 307280333), (563, 21831640), (1126, 10915820), (2252, 5457910), (2815, 4366328), (4504, 2728955), (5630, 2183164), (11260, 1091582), (22520, 545791)]