39948420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{823}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 112129920

約数和(自身を除く): 72181500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 809, 823, 1618, 1646, 2427, 2469, 3236, 3292, 4045, 4115, 4854, 4938, 8090, 8230, 9708, 9876, 12135, 12345, 16180, 16460, 24270, 24690, 48540, 49380, 665807, 1331614, 1997421, 2663228, 3329035, 3994842, 6658070, 7989684, 9987105, 13316140, 19974210, 39948420]

約数ペア:

[(1, 39948420), (2, 19974210), (3, 13316140), (4, 9987105), (5, 7989684), (6, 6658070), (10, 3994842), (12, 3329035), (15, 2663228), (20, 1997421), (30, 1331614), (60, 665807), (809, 49380), (823, 48540), (1618, 24690), (1646, 24270), (2427, 16460), (2469, 16180), (3236, 12345), (3292, 12135), (4045, 9876), (4115, 9708), (4854, 8230), (4938, 8090)]