30420700

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4987}}^1$

素因数の和:5062

約数の個数: 36

約数和(自身を含む): 67108552

約数和(自身を除く): 36687852

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 4987, 6100, 9974, 19948, 24935, 49870, 99740, 124675, 249350, 304207, 498700, 608414, 1216828, 1521035, 3042070, 6084140, 7605175, 15210350, 30420700]

約数ペア:

[(1, 30420700), (2, 15210350), (4, 7605175), (5, 6084140), (10, 3042070), (20, 1521035), (25, 1216828), (50, 608414), (61, 498700), (100, 304207), (122, 249350), (244, 124675), (305, 99740), (610, 49870), (1220, 24935), (1525, 19948), (3050, 9974), (4987, 6100)]