16979893460

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1\times {\mathrm{21269}}^1$

素因数の和:21680

約数の個数: 48

約数和(自身を含む): 36019468800

約数和(自身を除く): 19039575340

約数列:

[1, 2, 4, 5, 10, 20, 179, 223, 358, 446, 716, 892, 895, 1115, 1790, 2230, 3580, 4460, 21269, 39917, 42538, 79834, 85076, 106345, 159668, 199585, 212690, 399170, 425380, 798340, 3807151, 4742987, 7614302, 9485974, 15228604, 18971948, 19035755, 23714935, 38071510, 47429870, 76143020, 94859740, 848994673, 1697989346, 3395978692, 4244973365, 8489946730, 16979893460]

約数ペア:

[(1, 16979893460), (2, 8489946730), (4, 4244973365), (5, 3395978692), (10, 1697989346), (20, 848994673), (179, 94859740), (223, 76143020), (358, 47429870), (446, 38071510), (716, 23714935), (892, 19035755), (895, 18971948), (1115, 15228604), (1790, 9485974), (2230, 7614302), (3580, 4742987), (4460, 3807151), (21269, 798340), (39917, 425380), (42538, 399170), (79834, 212690), (85076, 199585), (106345, 159668)]