5642480

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:545

約数の個数: 40

約数和(自身を含む): 13217904

約数和(自身を除く): 7575424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 281, 502, 562, 1004, 1124, 1255, 1405, 2008, 2248, 2510, 2810, 4016, 4496, 5020, 5620, 10040, 11240, 20080, 22480, 70531, 141062, 282124, 352655, 564248, 705310, 1128496, 1410620, 2821240, 5642480]

約数ペア:

[(1, 5642480), (2, 2821240), (4, 1410620), (5, 1128496), (8, 705310), (10, 564248), (16, 352655), (20, 282124), (40, 141062), (80, 70531), (251, 22480), (281, 20080), (502, 11240), (562, 10040), (1004, 5620), (1124, 5020), (1255, 4496), (1405, 4016), (2008, 2810), (2248, 2510)]