9115240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7351}}^1$

素因数の和:7393

約数の個数: 32

約数和(自身を含む): 21173760

約数和(自身を除く): 12058520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 7351, 14702, 29404, 36755, 58808, 73510, 147020, 227881, 294040, 455762, 911524, 1139405, 1823048, 2278810, 4557620, 9115240]

約数ペア:

[(1, 9115240), (2, 4557620), (4, 2278810), (5, 1823048), (8, 1139405), (10, 911524), (20, 455762), (31, 294040), (40, 227881), (62, 147020), (124, 73510), (155, 58808), (248, 36755), (310, 29404), (620, 14702), (1240, 7351)]