4525640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2309}}^1$

素因数の和:2334

約数の個数: 48

約数和(自身を含む): 11850300

約数和(自身を除く): 7324660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2309, 4618, 9236, 11545, 16163, 18472, 23090, 32326, 46180, 64652, 80815, 92360, 113141, 129304, 161630, 226282, 323260, 452564, 565705, 646520, 905128, 1131410, 2262820, 4525640]

約数ペア:

[(1, 4525640), (2, 2262820), (4, 1131410), (5, 905128), (7, 646520), (8, 565705), (10, 452564), (14, 323260), (20, 226282), (28, 161630), (35, 129304), (40, 113141), (49, 92360), (56, 80815), (70, 64652), (98, 46180), (140, 32326), (196, 23090), (245, 18472), (280, 16163), (392, 11545), (490, 9236), (980, 4618), (1960, 2309)]