207975980

素因数分解:

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

素因数の和:33545

約数の個数: 24

約数和(自身を含む): 438158112

約数和(自身を除く): 230182132

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 33223, 66446, 132892, 166115, 332230, 664460, 10398799, 20797598, 41595196, 51993995, 103987990, 207975980]

約数ペア:

[(1, 207975980), (2, 103987990), (4, 51993995), (5, 41595196), (10, 20797598), (20, 10398799), (313, 664460), (626, 332230), (1252, 166115), (1565, 132892), (3130, 66446), (6260, 33223)]