2471231720

素因数分解:

$2^3\times 5^1\times {\mathrm{3701}}^1\times {\mathrm{16693}}^1$

素因数の和:20405

約数の個数: 32

約数和(自身を含む): 5562106920

約数和(自身を除く): 3090875200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3701, 7402, 14804, 16693, 18505, 29608, 33386, 37010, 66772, 74020, 83465, 133544, 148040, 166930, 333860, 667720, 61780793, 123561586, 247123172, 308903965, 494246344, 617807930, 1235615860, 2471231720]

約数ペア:

[(1, 2471231720), (2, 1235615860), (4, 617807930), (5, 494246344), (8, 308903965), (10, 247123172), (20, 123561586), (40, 61780793), (3701, 667720), (7402, 333860), (14804, 166930), (16693, 148040), (18505, 133544), (29608, 83465), (33386, 74020), (37010, 66772)]