30311540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{683}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 73084032

約数和(自身を除く): 42772492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 634, 683, 1268, 1366, 1585, 2219, 2732, 3170, 3415, 4438, 4781, 6340, 6830, 8876, 9562, 11095, 13660, 19124, 22190, 23905, 44380, 47810, 95620, 216511, 433022, 866044, 1082555, 1515577, 2165110, 3031154, 4330220, 6062308, 7577885, 15155770, 30311540]

約数ペア:

[(1, 30311540), (2, 15155770), (4, 7577885), (5, 6062308), (7, 4330220), (10, 3031154), (14, 2165110), (20, 1515577), (28, 1082555), (35, 866044), (70, 433022), (140, 216511), (317, 95620), (634, 47810), (683, 44380), (1268, 23905), (1366, 22190), (1585, 19124), (2219, 13660), (2732, 11095), (3170, 9562), (3415, 8876), (4438, 6830), (4781, 6340)]