28231042020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{5581}}^1\times {\mathrm{84307}}^1$

素因数の和:89900

約数の個数: 48

約数和(自身を含む): 79062019008

約数和(自身を除く): 50830976988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 5581, 11162, 16743, 22324, 27905, 33486, 55810, 66972, 83715, 84307, 111620, 167430, 168614, 252921, 334860, 337228, 421535, 505842, 843070, 1011684, 1264605, 1686140, 2529210, 5058420, 470517367, 941034734, 1411552101, 1882069468, 2352586835, 2823104202, 4705173670, 5646208404, 7057760505, 9410347340, 14115521010, 28231042020]

約数ペア:

[(1, 28231042020), (2, 14115521010), (3, 9410347340), (4, 7057760505), (5, 5646208404), (6, 4705173670), (10, 2823104202), (12, 2352586835), (15, 1882069468), (20, 1411552101), (30, 941034734), (60, 470517367), (5581, 5058420), (11162, 2529210), (16743, 1686140), (22324, 1264605), (27905, 1011684), (33486, 843070), (55810, 505842), (66972, 421535), (83715, 337228), (84307, 334860), (111620, 252921), (167430, 168614)]