390810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1861}}^1$

素因数の和:1878

約数の個数: 32

約数和(自身を含む): 1072512

約数和(自身を除く): 681702

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1861, 3722, 5583, 9305, 11166, 13027, 18610, 26054, 27915, 39081, 55830, 65135, 78162, 130270, 195405, 390810]

約数ペア:

[(1, 390810), (2, 195405), (3, 130270), (5, 78162), (6, 65135), (7, 55830), (10, 39081), (14, 27915), (15, 26054), (21, 18610), (30, 13027), (35, 11166), (42, 9305), (70, 5583), (105, 3722), (210, 1861)]