31504380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12211}}^1$

素因数の和:12266

約数の個数: 48

約数和(自身を含む): 90271104

約数和(自身を除く): 58766724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 12211, 24422, 36633, 48844, 61055, 73266, 122110, 146532, 183165, 244220, 366330, 525073, 732660, 1050146, 1575219, 2100292, 2625365, 3150438, 5250730, 6300876, 7876095, 10501460, 15752190, 31504380]

約数ペア:

[(1, 31504380), (2, 15752190), (3, 10501460), (4, 7876095), (5, 6300876), (6, 5250730), (10, 3150438), (12, 2625365), (15, 2100292), (20, 1575219), (30, 1050146), (43, 732660), (60, 525073), (86, 366330), (129, 244220), (172, 183165), (215, 146532), (258, 122110), (430, 73266), (516, 61055), (645, 48844), (860, 36633), (1290, 24422), (2580, 12211)]