87406620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{208111}}^1$

素因数の和:208130

約数の個数: 48

約数和(自身を含む): 279702528

約数和(自身を除く): 192295908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 208111, 416222, 624333, 832444, 1040555, 1248666, 1456777, 2081110, 2497332, 2913554, 3121665, 4162220, 4370331, 5827108, 6243330, 7283885, 8740662, 12486660, 14567770, 17481324, 21851655, 29135540, 43703310, 87406620]

約数ペア:

[(1, 87406620), (2, 43703310), (3, 29135540), (4, 21851655), (5, 17481324), (6, 14567770), (7, 12486660), (10, 8740662), (12, 7283885), (14, 6243330), (15, 5827108), (20, 4370331), (21, 4162220), (28, 3121665), (30, 2913554), (35, 2497332), (42, 2081110), (60, 1456777), (70, 1248666), (84, 1040555), (105, 832444), (140, 624333), (210, 416222), (420, 208111)]