140401480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113227}}^1$

素因数の和:113269

約数の個数: 32

約数和(自身を含む): 326096640

約数和(自身を除く): 185695160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 113227, 226454, 452908, 566135, 905816, 1132270, 2264540, 3510037, 4529080, 7020074, 14040148, 17550185, 28080296, 35100370, 70200740, 140401480]

約数ペア:

[(1, 140401480), (2, 70200740), (4, 35100370), (5, 28080296), (8, 17550185), (10, 14040148), (20, 7020074), (31, 4529080), (40, 3510037), (62, 2264540), (124, 1132270), (155, 905816), (248, 566135), (310, 452908), (620, 226454), (1240, 113227)]