42015020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 92836800

約数和(自身を除く): 50821780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 149, 230, 298, 460, 596, 613, 745, 1226, 1490, 2452, 2980, 3065, 3427, 6130, 6854, 12260, 13708, 14099, 17135, 28198, 34270, 56396, 68540, 70495, 91337, 140990, 182674, 281980, 365348, 456685, 913370, 1826740, 2100751, 4201502, 8403004, 10503755, 21007510, 42015020]

約数ペア:

[(1, 42015020), (2, 21007510), (4, 10503755), (5, 8403004), (10, 4201502), (20, 2100751), (23, 1826740), (46, 913370), (92, 456685), (115, 365348), (149, 281980), (230, 182674), (298, 140990), (460, 91337), (596, 70495), (613, 68540), (745, 56396), (1226, 34270), (1490, 28198), (2452, 17135), (2980, 14099), (3065, 13708), (3427, 12260), (6130, 6854)]