38473960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{439}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 99475200

約数和(自身を除く): 61001240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 313, 439, 626, 878, 1252, 1565, 1756, 2191, 2195, 2504, 3073, 3130, 3512, 4382, 4390, 6146, 6260, 8764, 8780, 10955, 12292, 12520, 15365, 17528, 17560, 21910, 24584, 30730, 43820, 61460, 87640, 122920, 137407, 274814, 549628, 687035, 961849, 1099256, 1374070, 1923698, 2748140, 3847396, 4809245, 5496280, 7694792, 9618490, 19236980, 38473960]

約数ペア:

[(1, 38473960), (2, 19236980), (4, 9618490), (5, 7694792), (7, 5496280), (8, 4809245), (10, 3847396), (14, 2748140), (20, 1923698), (28, 1374070), (35, 1099256), (40, 961849), (56, 687035), (70, 549628), (140, 274814), (280, 137407), (313, 122920), (439, 87640), (626, 61460), (878, 43820), (1252, 30730), (1565, 24584), (1756, 21910), (2191, 17560), (2195, 17528), (2504, 15365), (3073, 12520), (3130, 12292), (3512, 10955), (4382, 8780), (4390, 8764), (6146, 6260)]