20512272810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^2\times {\mathrm{691}}^1$

素因数の和:1000

約数の個数: 96

約数和(自身を含む): 50306993856

約数和(自身を除く): 29794721046

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 101, 194, 202, 291, 303, 485, 505, 582, 606, 691, 970, 1010, 1382, 1455, 1515, 2073, 2910, 3030, 3455, 4146, 6910, 9797, 10201, 10365, 19594, 20402, 20730, 29391, 30603, 48985, 51005, 58782, 61206, 67027, 69791, 97970, 102010, 134054, 139582, 146955, 153015, 201081, 209373, 293910, 306030, 335135, 348955, 402162, 418746, 670270, 697910, 989497, 1005405, 1046865, 1978994, 2010810, 2093730, 2968491, 4947485, 5936982, 6769727, 7048891, 9894970, 13539454, 14097782, 14842455, 20309181, 21146673, 29684910, 33848635, 35244455, 40618362, 42293346, 67697270, 70488910, 101545905, 105733365, 203091810, 211466730, 683742427, 1367484854, 2051227281, 3418712135, 4102454562, 6837424270, 10256136405, 20512272810]

約数ペア:

[(1, 20512272810), (2, 10256136405), (3, 6837424270), (5, 4102454562), (6, 3418712135), (10, 2051227281), (15, 1367484854), (30, 683742427), (97, 211466730), (101, 203091810), (194, 105733365), (202, 101545905), (291, 70488910), (303, 67697270), (485, 42293346), (505, 40618362), (582, 35244455), (606, 33848635), (691, 29684910), (970, 21146673), (1010, 20309181), (1382, 14842455), (1455, 14097782), (1515, 13539454), (2073, 9894970), (2910, 7048891), (3030, 6769727), (3455, 5936982), (4146, 4947485), (6910, 2968491), (9797, 2093730), (10201, 2010810), (10365, 1978994), (19594, 1046865), (20402, 1005405), (20730, 989497), (29391, 697910), (30603, 670270), (48985, 418746), (51005, 402162), (58782, 348955), (61206, 335135), (67027, 306030), (69791, 293910), (97970, 209373), (102010, 201081), (134054, 153015), (139582, 146955)]