401020700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{138283}}^1$

素因数の和:138326

約数の個数: 36

約数和(自身を含む): 900228840

約数和(自身を除く): 499208140

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 138283, 276566, 553132, 691415, 1382830, 2765660, 3457075, 4010207, 6914150, 8020414, 13828300, 16040828, 20051035, 40102070, 80204140, 100255175, 200510350, 401020700]

約数ペア:

[(1, 401020700), (2, 200510350), (4, 100255175), (5, 80204140), (10, 40102070), (20, 20051035), (25, 16040828), (29, 13828300), (50, 8020414), (58, 6914150), (100, 4010207), (116, 3457075), (145, 2765660), (290, 1382830), (580, 691415), (725, 553132), (1450, 276566), (2900, 138283)]