3961220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 8790768

約数和(自身を除く): 4829548

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 101, 106, 148, 185, 202, 212, 265, 370, 404, 505, 530, 740, 1010, 1060, 1961, 2020, 3737, 3922, 5353, 7474, 7844, 9805, 10706, 14948, 18685, 19610, 21412, 26765, 37370, 39220, 53530, 74740, 107060, 198061, 396122, 792244, 990305, 1980610, 3961220]

約数ペア:

[(1, 3961220), (2, 1980610), (4, 990305), (5, 792244), (10, 396122), (20, 198061), (37, 107060), (53, 74740), (74, 53530), (101, 39220), (106, 37370), (148, 26765), (185, 21412), (202, 19610), (212, 18685), (265, 14948), (370, 10706), (404, 9805), (505, 7844), (530, 7474), (740, 5353), (1010, 3922), (1060, 3737), (1961, 2020)]