84330440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51421}}^1$

素因数の和:51473

約数の個数: 32

約数和(自身を含む): 194375160

約数和(自身を除く): 110044720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 51421, 102842, 205684, 257105, 411368, 514210, 1028420, 2056840, 2108261, 4216522, 8433044, 10541305, 16866088, 21082610, 42165220, 84330440]

約数ペア:

[(1, 84330440), (2, 42165220), (4, 21082610), (5, 16866088), (8, 10541305), (10, 8433044), (20, 4216522), (40, 2108261), (41, 2056840), (82, 1028420), (164, 514210), (205, 411368), (328, 257105), (410, 205684), (820, 102842), (1640, 51421)]