2209220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 5186160

約数和(自身を除く): 2976940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 293, 377, 580, 586, 754, 1172, 1465, 1508, 1885, 2930, 3770, 3809, 5860, 7540, 7618, 8497, 15236, 16994, 19045, 33988, 38090, 42485, 76180, 84970, 110461, 169940, 220922, 441844, 552305, 1104610, 2209220]

約数ペア:

[(1, 2209220), (2, 1104610), (4, 552305), (5, 441844), (10, 220922), (13, 169940), (20, 110461), (26, 84970), (29, 76180), (52, 42485), (58, 38090), (65, 33988), (116, 19045), (130, 16994), (145, 15236), (260, 8497), (290, 7618), (293, 7540), (377, 5860), (580, 3809), (586, 3770), (754, 2930), (1172, 1885), (1465, 1508)]