7457680

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1363

約数の個数: 40

約数和(自身を含む): 17590392

約数和(自身を除く): 10132712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1277, 1460, 2554, 2920, 5108, 5840, 6385, 10216, 12770, 20432, 25540, 51080, 93221, 102160, 186442, 372884, 466105, 745768, 932210, 1491536, 1864420, 3728840, 7457680]

約数ペア:

[(1, 7457680), (2, 3728840), (4, 1864420), (5, 1491536), (8, 932210), (10, 745768), (16, 466105), (20, 372884), (40, 186442), (73, 102160), (80, 93221), (146, 51080), (292, 25540), (365, 20432), (584, 12770), (730, 10216), (1168, 6385), (1277, 5840), (1460, 5108), (2554, 2920)]