2040202480

素因数分解:

$2^4\times 5^1\times {\mathrm{379}}^1\times {\mathrm{67289}}^1$

素因数の和:67681

約数の個数: 40

約数和(自身を含む): 4756057200

約数和(自身を除く): 2715854720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379, 758, 1516, 1895, 3032, 3790, 6064, 7580, 15160, 30320, 67289, 134578, 269156, 336445, 538312, 672890, 1076624, 1345780, 2691560, 5383120, 25502531, 51005062, 102010124, 127512655, 204020248, 255025310, 408040496, 510050620, 1020101240, 2040202480]

約数ペア:

[(1, 2040202480), (2, 1020101240), (4, 510050620), (5, 408040496), (8, 255025310), (10, 204020248), (16, 127512655), (20, 102010124), (40, 51005062), (80, 25502531), (379, 5383120), (758, 2691560), (1516, 1345780), (1895, 1076624), (3032, 672890), (3790, 538312), (6064, 336445), (7580, 269156), (15160, 134578), (30320, 67289)]