39264520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18521}}^1$

素因数の和:18585

約数の個数: 32

約数和(自身を含む): 90016920

約数和(自身を除く): 50752400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 18521, 37042, 74084, 92605, 148168, 185210, 370420, 740840, 981613, 1963226, 3926452, 4908065, 7852904, 9816130, 19632260, 39264520]

約数ペア:

[(1, 39264520), (2, 19632260), (4, 9816130), (5, 7852904), (8, 4908065), (10, 3926452), (20, 1963226), (40, 981613), (53, 740840), (106, 370420), (212, 185210), (265, 148168), (424, 92605), (530, 74084), (1060, 37042), (2120, 18521)]