40482520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{613}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 99025920

約数和(自身を除く): 58543400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 613, 635, 1016, 1226, 1270, 1651, 2452, 2540, 3065, 3302, 4904, 5080, 6130, 6604, 7969, 8255, 12260, 13208, 15938, 16510, 24520, 31876, 33020, 39845, 63752, 66040, 77851, 79690, 155702, 159380, 311404, 318760, 389255, 622808, 778510, 1012063, 1557020, 2024126, 3114040, 4048252, 5060315, 8096504, 10120630, 20241260, 40482520]

約数ペア:

[(1, 40482520), (2, 20241260), (4, 10120630), (5, 8096504), (8, 5060315), (10, 4048252), (13, 3114040), (20, 2024126), (26, 1557020), (40, 1012063), (52, 778510), (65, 622808), (104, 389255), (127, 318760), (130, 311404), (254, 159380), (260, 155702), (508, 79690), (520, 77851), (613, 66040), (635, 63752), (1016, 39845), (1226, 33020), (1270, 31876), (1651, 24520), (2452, 16510), (2540, 15938), (3065, 13208), (3302, 12260), (4904, 8255), (5080, 7969), (6130, 6604)]