30515090

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{42979}}^1$

素因数の和:43057

約数の個数: 16

約数和(自身を含む): 55702080

約数和(自身を除く): 25186990

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 42979, 85958, 214895, 429790, 3051509, 6103018, 15257545, 30515090]

約数ペア:

[(1, 30515090), (2, 15257545), (5, 6103018), (10, 3051509), (71, 429790), (142, 214895), (355, 85958), (710, 42979)]