20855528060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4999}}^1\times {\mathrm{7193}}^1$

素因数の和:12230

約数の個数: 48

約数和(自身を含む): 45322200000

約数和(自身を除く): 24466671940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 4999, 7193, 9998, 14386, 19996, 24995, 28772, 35965, 49990, 71930, 99980, 143860, 144971, 208597, 289942, 417194, 579884, 724855, 834388, 1042985, 1449710, 2085970, 2899420, 4171940, 35957807, 71915614, 143831228, 179789035, 359578070, 719156140, 1042776403, 2085552806, 4171105612, 5213882015, 10427764030, 20855528060]

約数ペア:

[(1, 20855528060), (2, 10427764030), (4, 5213882015), (5, 4171105612), (10, 2085552806), (20, 1042776403), (29, 719156140), (58, 359578070), (116, 179789035), (145, 143831228), (290, 71915614), (580, 35957807), (4999, 4171940), (7193, 2899420), (9998, 2085970), (14386, 1449710), (19996, 1042985), (24995, 834388), (28772, 724855), (35965, 579884), (49990, 417194), (71930, 289942), (99980, 208597), (143860, 144971)]