40542290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139801}}^1$

素因数の和:139837

約数の個数: 16

約数和(自身を含む): 75493080

約数和(自身を除く): 34950790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 139801, 279602, 699005, 1398010, 4054229, 8108458, 20271145, 40542290]

約数ペア:

[(1, 40542290), (2, 20271145), (5, 8108458), (10, 4054229), (29, 1398010), (58, 699005), (145, 279602), (290, 139801)]