30888020

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{11273}}^1$

素因数の和:11419

約数の個数: 24

約数和(自身を含む): 65344104

約数和(自身を除く): 34456084

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 11273, 22546, 45092, 56365, 112730, 225460, 1544401, 3088802, 6177604, 7722005, 15444010, 30888020]

約数ペア:

[(1, 30888020), (2, 15444010), (4, 7722005), (5, 6177604), (10, 3088802), (20, 1544401), (137, 225460), (274, 112730), (548, 56365), (685, 45092), (1370, 22546), (2740, 11273)]