31720410

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{39161}}^1$

素因数の和:39180

約数の個数: 40

約数和(自身を含む): 85294836

約数和(自身を除く): 53574426

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 39161, 78322, 117483, 195805, 234966, 352449, 391610, 587415, 704898, 1057347, 1174830, 1762245, 2114694, 3172041, 3524490, 5286735, 6344082, 10573470, 15860205, 31720410]

約数ペア:

[(1, 31720410), (2, 15860205), (3, 10573470), (5, 6344082), (6, 5286735), (9, 3524490), (10, 3172041), (15, 2114694), (18, 1762245), (27, 1174830), (30, 1057347), (45, 704898), (54, 587415), (81, 391610), (90, 352449), (135, 234966), (162, 195805), (270, 117483), (405, 78322), (810, 39161)]