18280290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{87049}}^1$

素因数の和:87066

約数の個数: 32

約数和(自身を含む): 50140800

約数和(自身を除く): 31860510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 87049, 174098, 261147, 435245, 522294, 609343, 870490, 1218686, 1305735, 1828029, 2611470, 3046715, 3656058, 6093430, 9140145, 18280290]

約数ペア:

[(1, 18280290), (2, 9140145), (3, 6093430), (5, 3656058), (6, 3046715), (7, 2611470), (10, 1828029), (14, 1305735), (15, 1218686), (21, 870490), (30, 609343), (35, 522294), (42, 435245), (70, 261147), (105, 174098), (210, 87049)]