210799660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{619999}}^1$

素因数の和:620025

約数の個数: 24

約数和(自身を含む): 468720000

約数和(自身を除く): 257920340

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 619999, 1239998, 2479996, 3099995, 6199990, 10539983, 12399980, 21079966, 42159932, 52699915, 105399830, 210799660]

約数ペア:

[(1, 210799660), (2, 105399830), (4, 52699915), (5, 42159932), (10, 21079966), (17, 12399980), (20, 10539983), (34, 6199990), (68, 3099995), (85, 2479996), (170, 1239998), (340, 619999)]