26478860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1657}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 60165504

約数和(自身を除く): 33686644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 1657, 3196, 3314, 3995, 6628, 7990, 8285, 15980, 16570, 28169, 33140, 56338, 77879, 112676, 140845, 155758, 281690, 311516, 389395, 563380, 778790, 1323943, 1557580, 2647886, 5295772, 6619715, 13239430, 26478860]

約数ペア:

[(1, 26478860), (2, 13239430), (4, 6619715), (5, 5295772), (10, 2647886), (17, 1557580), (20, 1323943), (34, 778790), (47, 563380), (68, 389395), (85, 311516), (94, 281690), (170, 155758), (188, 140845), (235, 112676), (340, 77879), (470, 56338), (799, 33140), (940, 28169), (1598, 16570), (1657, 15980), (3196, 8285), (3314, 7990), (3995, 6628)]