31225020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{7129}}^1$

素因数の和:7214

約数の個数: 48

約数和(自身を含む): 88640160

約数和(自身を除く): 57415140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 7129, 14258, 21387, 28516, 35645, 42774, 71290, 85548, 106935, 142580, 213870, 427740, 520417, 1040834, 1561251, 2081668, 2602085, 3122502, 5204170, 6245004, 7806255, 10408340, 15612510, 31225020]

約数ペア:

[(1, 31225020), (2, 15612510), (3, 10408340), (4, 7806255), (5, 6245004), (6, 5204170), (10, 3122502), (12, 2602085), (15, 2081668), (20, 1561251), (30, 1040834), (60, 520417), (73, 427740), (146, 213870), (219, 142580), (292, 106935), (365, 85548), (438, 71290), (730, 42774), (876, 35645), (1095, 28516), (1460, 21387), (2190, 14258), (4380, 7129)]