38762920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19777}}^1$

素因数の和:19802

約数の個数: 48

約数和(自身を含む): 101461140

約数和(自身を除く): 62698220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 19777, 39554, 79108, 98885, 138439, 158216, 197770, 276878, 395540, 553756, 692195, 791080, 969073, 1107512, 1384390, 1938146, 2768780, 3876292, 4845365, 5537560, 7752584, 9690730, 19381460, 38762920]

約数ペア:

[(1, 38762920), (2, 19381460), (4, 9690730), (5, 7752584), (7, 5537560), (8, 4845365), (10, 3876292), (14, 2768780), (20, 1938146), (28, 1384390), (35, 1107512), (40, 969073), (49, 791080), (56, 692195), (70, 553756), (98, 395540), (140, 276878), (196, 197770), (245, 158216), (280, 138439), (392, 98885), (490, 79108), (980, 39554), (1960, 19777)]