6660520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2281}}^1$

素因数の和:2365

約数の個数: 32

約数和(自身を含む): 15198120

約数和(自身を除く): 8537600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2281, 2920, 4562, 9124, 11405, 18248, 22810, 45620, 91240, 166513, 333026, 666052, 832565, 1332104, 1665130, 3330260, 6660520]

約数ペア:

[(1, 6660520), (2, 3330260), (4, 1665130), (5, 1332104), (8, 832565), (10, 666052), (20, 333026), (40, 166513), (73, 91240), (146, 45620), (292, 22810), (365, 18248), (584, 11405), (730, 9124), (1460, 4562), (2281, 2920)]