813289380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{190913}}^1$

素因数の和:190996

約数の個数: 48

約数和(自身を含む): 2309295744

約数和(自身を除く): 1496006364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 190913, 381826, 572739, 763652, 954565, 1145478, 1909130, 2290956, 2863695, 3818260, 5727390, 11454780, 13554823, 27109646, 40664469, 54219292, 67774115, 81328938, 135548230, 162657876, 203322345, 271096460, 406644690, 813289380]

約数ペア:

[(1, 813289380), (2, 406644690), (3, 271096460), (4, 203322345), (5, 162657876), (6, 135548230), (10, 81328938), (12, 67774115), (15, 54219292), (20, 40664469), (30, 27109646), (60, 13554823), (71, 11454780), (142, 5727390), (213, 3818260), (284, 2863695), (355, 2290956), (426, 1909130), (710, 1145478), (852, 954565), (1065, 763652), (1420, 572739), (2130, 381826), (4260, 190913)]