30404720

素因数分解:

$2^4\times 5^1\times {\mathrm{380059}}^1$

素因数の和:380072

約数の個数: 20

約数和(自身を含む): 70691160

約数和(自身を除く): 40286440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 380059, 760118, 1520236, 1900295, 3040472, 3800590, 6080944, 7601180, 15202360, 30404720]

約数ペア:

[(1, 30404720), (2, 15202360), (4, 7601180), (5, 6080944), (8, 3800590), (10, 3040472), (16, 1900295), (20, 1520236), (40, 760118), (80, 380059)]