30841520

素因数分解:

$2^4\times 5^1\times {\mathrm{385519}}^1$

素因数の和:385532

約数の個数: 20

約数和(自身を含む): 71706720

約数和(自身を除く): 40865200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 385519, 771038, 1542076, 1927595, 3084152, 3855190, 6168304, 7710380, 15420760, 30841520]

約数ペア:

[(1, 30841520), (2, 15420760), (4, 7710380), (5, 6168304), (8, 3855190), (10, 3084152), (16, 1927595), (20, 1542076), (40, 771038), (80, 385519)]