56344360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{45439}}^1$

素因数の和:45481

約数の個数: 32

約数和(自身を含む): 130867200

約数和(自身を除く): 74522840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 45439, 90878, 181756, 227195, 363512, 454390, 908780, 1408609, 1817560, 2817218, 5634436, 7043045, 11268872, 14086090, 28172180, 56344360]

約数ペア:

[(1, 56344360), (2, 28172180), (4, 14086090), (5, 11268872), (8, 7043045), (10, 5634436), (20, 2817218), (31, 1817560), (40, 1408609), (62, 908780), (124, 454390), (155, 363512), (248, 227195), (310, 181756), (620, 90878), (1240, 45439)]