37989580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{31139}}^1$

素因数の和:31209

約数の個数: 24

約数和(自身を含む): 81088560

約数和(自身を除く): 43098980

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 31139, 62278, 124556, 155695, 311390, 622780, 1899479, 3798958, 7597916, 9497395, 18994790, 37989580]

約数ペア:

[(1, 37989580), (2, 18994790), (4, 9497395), (5, 7597916), (10, 3798958), (20, 1899479), (61, 622780), (122, 311390), (244, 155695), (305, 124556), (610, 62278), (1220, 31139)]