20512017510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2161}}^1\times {\mathrm{7717}}^1$

素因数の和:9929

約数の個数: 64

約数和(自身を含む): 50459419584

約数和(自身を除く): 29947402074

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 2161, 4322, 6483, 7717, 10805, 12966, 15434, 21610, 23151, 32415, 38585, 46302, 64830, 77170, 88601, 115755, 177202, 231510, 265803, 316397, 443005, 531606, 632794, 886010, 949191, 1329015, 1581985, 1898382, 2658030, 3163970, 4745955, 9491910, 16676437, 33352874, 50029311, 83382185, 100058622, 166764370, 250146555, 500293110, 683733917, 1367467834, 2051201751, 3418669585, 4102403502, 6837339170, 10256008755, 20512017510]

約数ペア:

[(1, 20512017510), (2, 10256008755), (3, 6837339170), (5, 4102403502), (6, 3418669585), (10, 2051201751), (15, 1367467834), (30, 683733917), (41, 500293110), (82, 250146555), (123, 166764370), (205, 100058622), (246, 83382185), (410, 50029311), (615, 33352874), (1230, 16676437), (2161, 9491910), (4322, 4745955), (6483, 3163970), (7717, 2658030), (10805, 1898382), (12966, 1581985), (15434, 1329015), (21610, 949191), (23151, 886010), (32415, 632794), (38585, 531606), (46302, 443005), (64830, 316397), (77170, 265803), (88601, 231510), (115755, 177202)]