30465260

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{4441}}^1$

素因数の和:4471

約数の個数: 48

約数和(自身を含む): 74625600

約数和(自身を除く): 44160340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 4441, 6860, 8882, 17764, 22205, 31087, 44410, 62174, 88820, 124348, 155435, 217609, 310870, 435218, 621740, 870436, 1088045, 1523263, 2176090, 3046526, 4352180, 6093052, 7616315, 15232630, 30465260]

約数ペア:

[(1, 30465260), (2, 15232630), (4, 7616315), (5, 6093052), (7, 4352180), (10, 3046526), (14, 2176090), (20, 1523263), (28, 1088045), (35, 870436), (49, 621740), (70, 435218), (98, 310870), (140, 217609), (196, 155435), (245, 124348), (343, 88820), (490, 62174), (686, 44410), (980, 31087), (1372, 22205), (1715, 17764), (3430, 8882), (4441, 6860)]