20437400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{6011}}^1$

素因数の和:6044

約数の個数: 48

約数和(自身を含む): 50320440

約数和(自身を除く): 29883040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 6011, 12022, 24044, 30055, 48088, 60110, 102187, 120220, 150275, 204374, 240440, 300550, 408748, 510935, 601100, 817496, 1021870, 1202200, 2043740, 2554675, 4087480, 5109350, 10218700, 20437400]

約数ペア:

[(1, 20437400), (2, 10218700), (4, 5109350), (5, 4087480), (8, 2554675), (10, 2043740), (17, 1202200), (20, 1021870), (25, 817496), (34, 601100), (40, 510935), (50, 408748), (68, 300550), (85, 240440), (100, 204374), (136, 150275), (170, 120220), (200, 102187), (340, 60110), (425, 48088), (680, 30055), (850, 24044), (1700, 12022), (3400, 6011)]