20162883220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{3833}}^1$

素因数の和:4097

約数の個数: 96

約数和(自身を含む): 45345484800

約数和(自身を除く): 25182601580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 127, 190, 218, 254, 380, 436, 508, 545, 635, 1090, 1270, 2071, 2180, 2413, 2540, 3833, 4142, 4826, 7666, 8284, 9652, 10355, 12065, 13843, 15332, 19165, 20710, 24130, 27686, 38330, 41420, 48260, 55372, 69215, 72827, 76660, 138430, 145654, 263017, 276860, 291308, 364135, 417797, 486791, 526034, 728270, 835594, 973582, 1052068, 1315085, 1456540, 1671188, 1947164, 2088985, 2433955, 2630170, 4177970, 4867910, 5260340, 7938143, 8355940, 9249029, 9735820, 15876286, 18498058, 31752572, 36996116, 39690715, 46245145, 53060219, 79381430, 92490290, 106120438, 158762860, 184980580, 212240876, 265301095, 530602190, 1008144161, 1061204380, 2016288322, 4032576644, 5040720805, 10081441610, 20162883220]

約数ペア:

[(1, 20162883220), (2, 10081441610), (4, 5040720805), (5, 4032576644), (10, 2016288322), (19, 1061204380), (20, 1008144161), (38, 530602190), (76, 265301095), (95, 212240876), (109, 184980580), (127, 158762860), (190, 106120438), (218, 92490290), (254, 79381430), (380, 53060219), (436, 46245145), (508, 39690715), (545, 36996116), (635, 31752572), (1090, 18498058), (1270, 15876286), (2071, 9735820), (2180, 9249029), (2413, 8355940), (2540, 7938143), (3833, 5260340), (4142, 4867910), (4826, 4177970), (7666, 2630170), (8284, 2433955), (9652, 2088985), (10355, 1947164), (12065, 1671188), (13843, 1456540), (15332, 1315085), (19165, 1052068), (20710, 973582), (24130, 835594), (27686, 728270), (38330, 526034), (41420, 486791), (48260, 417797), (55372, 364135), (69215, 291308), (72827, 276860), (76660, 263017), (138430, 145654)]