3957940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1663}}^1$

素因数の和:1696

約数の個数: 48

約数和(自身を含む): 10063872

約数和(自身を除く): 6105932

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 1663, 2380, 3326, 6652, 8315, 11641, 16630, 23282, 28271, 33260, 46564, 56542, 58205, 113084, 116410, 141355, 197897, 232820, 282710, 395794, 565420, 791588, 989485, 1978970, 3957940]

約数ペア:

[(1, 3957940), (2, 1978970), (4, 989485), (5, 791588), (7, 565420), (10, 395794), (14, 282710), (17, 232820), (20, 197897), (28, 141355), (34, 116410), (35, 113084), (68, 58205), (70, 56542), (85, 46564), (119, 33260), (140, 28271), (170, 23282), (238, 16630), (340, 11641), (476, 8315), (595, 6652), (1190, 3326), (1663, 2380)]