1761389420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2833}}^1\times {\mathrm{4441}}^1$

素因数の和:7290

約数の個数: 48

約数和(自身を含む): 4229779008

約数和(自身を除く): 2468389588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2833, 4441, 5666, 8882, 11332, 14165, 17764, 19831, 22205, 28330, 31087, 39662, 44410, 56660, 62174, 79324, 88820, 99155, 124348, 155435, 198310, 310870, 396620, 621740, 12581353, 25162706, 50325412, 62906765, 88069471, 125813530, 176138942, 251627060, 352277884, 440347355, 880694710, 1761389420]

約数ペア:

[(1, 1761389420), (2, 880694710), (4, 440347355), (5, 352277884), (7, 251627060), (10, 176138942), (14, 125813530), (20, 88069471), (28, 62906765), (35, 50325412), (70, 25162706), (140, 12581353), (2833, 621740), (4441, 396620), (5666, 310870), (8882, 198310), (11332, 155435), (14165, 124348), (17764, 99155), (19831, 88820), (22205, 79324), (28330, 62174), (31087, 56660), (39662, 44410)]