249733480

素因数分解:

$2^3\times 5^1\times {\mathrm{2393}}^1\times {\mathrm{2609}}^1$

素因数の和:5013

約数の個数: 32

約数和(自身を含む): 562350600

約数和(自身を除く): 312617120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2393, 2609, 4786, 5218, 9572, 10436, 11965, 13045, 19144, 20872, 23930, 26090, 47860, 52180, 95720, 104360, 6243337, 12486674, 24973348, 31216685, 49946696, 62433370, 124866740, 249733480]

約数ペア:

[(1, 249733480), (2, 124866740), (4, 62433370), (5, 49946696), (8, 31216685), (10, 24973348), (20, 12486674), (40, 6243337), (2393, 104360), (2609, 95720), (4786, 52180), (5218, 47860), (9572, 26090), (10436, 23930), (11965, 20872), (13045, 19144)]