31737460

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 68947200

約数和(自身を除く): 37209740

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 158, 212, 265, 316, 379, 395, 530, 758, 790, 1060, 1516, 1580, 1895, 3790, 4187, 7580, 8374, 16748, 20087, 20935, 29941, 40174, 41870, 59882, 80348, 83740, 100435, 119764, 149705, 200870, 299410, 401740, 598820, 1586873, 3173746, 6347492, 7934365, 15868730, 31737460]

約数ペア:

[(1, 31737460), (2, 15868730), (4, 7934365), (5, 6347492), (10, 3173746), (20, 1586873), (53, 598820), (79, 401740), (106, 299410), (158, 200870), (212, 149705), (265, 119764), (316, 100435), (379, 83740), (395, 80348), (530, 59882), (758, 41870), (790, 40174), (1060, 29941), (1516, 20935), (1580, 20087), (1895, 16748), (3790, 8374), (4187, 7580)]