20126200

素因数分解:

$2^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{977}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 47296080

約数和(自身を除く): 27169880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 103, 200, 206, 412, 515, 824, 977, 1030, 1954, 2060, 2575, 3908, 4120, 4885, 5150, 7816, 9770, 10300, 19540, 20600, 24425, 39080, 48850, 97700, 100631, 195400, 201262, 402524, 503155, 805048, 1006310, 2012620, 2515775, 4025240, 5031550, 10063100, 20126200]

約数ペア:

[(1, 20126200), (2, 10063100), (4, 5031550), (5, 4025240), (8, 2515775), (10, 2012620), (20, 1006310), (25, 805048), (40, 503155), (50, 402524), (100, 201262), (103, 195400), (200, 100631), (206, 97700), (412, 48850), (515, 39080), (824, 24425), (977, 20600), (1030, 19540), (1954, 10300), (2060, 9770), (2575, 7816), (3908, 5150), (4120, 4885)]