13856240

素因数分解:

$2^4\times 5^1\times {\mathrm{379}}^1\times {\mathrm{457}}^1$

素因数の和:849

約数の個数: 40

約数和(自身を含む): 32371440

約数和(自身を除く): 18515200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379, 457, 758, 914, 1516, 1828, 1895, 2285, 3032, 3656, 3790, 4570, 6064, 7312, 7580, 9140, 15160, 18280, 30320, 36560, 173203, 346406, 692812, 866015, 1385624, 1732030, 2771248, 3464060, 6928120, 13856240]

約数ペア:

[(1, 13856240), (2, 6928120), (4, 3464060), (5, 2771248), (8, 1732030), (10, 1385624), (16, 866015), (20, 692812), (40, 346406), (80, 173203), (379, 36560), (457, 30320), (758, 18280), (914, 15160), (1516, 9140), (1828, 7580), (1895, 7312), (2285, 6064), (3032, 4570), (3656, 3790)]