415951960

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{33223}}^1$

素因数の和:33547

約数の個数: 32

約数和(自身を含む): 938910240

約数和(自身を除く): 522958280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12520, 33223, 66446, 132892, 166115, 265784, 332230, 664460, 1328920, 10398799, 20797598, 41595196, 51993995, 83190392, 103987990, 207975980, 415951960]

約数ペア:

[(1, 415951960), (2, 207975980), (4, 103987990), (5, 83190392), (8, 51993995), (10, 41595196), (20, 20797598), (40, 10398799), (313, 1328920), (626, 664460), (1252, 332230), (1565, 265784), (2504, 166115), (3130, 132892), (6260, 66446), (12520, 33223)]