2045798980

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1\times {\mathrm{1061}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 4329264240

約数和(自身を除く): 2283465260

約数列:

[1, 2, 4, 5, 10, 20, 229, 421, 458, 842, 916, 1061, 1145, 1684, 2105, 2122, 2290, 4210, 4244, 4580, 5305, 8420, 10610, 21220, 96409, 192818, 242969, 385636, 446681, 482045, 485938, 893362, 964090, 971876, 1214845, 1786724, 1928180, 2233405, 2429690, 4466810, 4859380, 8933620, 102289949, 204579898, 409159796, 511449745, 1022899490, 2045798980]

約数ペア:

[(1, 2045798980), (2, 1022899490), (4, 511449745), (5, 409159796), (10, 204579898), (20, 102289949), (229, 8933620), (421, 4859380), (458, 4466810), (842, 2429690), (916, 2233405), (1061, 1928180), (1145, 1786724), (1684, 1214845), (2105, 971876), (2122, 964090), (2290, 893362), (4210, 485938), (4244, 482045), (4580, 446681), (5305, 385636), (8420, 242969), (10610, 192818), (21220, 96409)]