299460770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1987}}^1\times {\mathrm{2153}}^1$

素因数の和:4154

約数の個数: 32

約数和(自身を含む): 616629888

約数和(自身を除く): 317169118

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1987, 2153, 3974, 4306, 9935, 10765, 13909, 15071, 19870, 21530, 27818, 30142, 69545, 75355, 139090, 150710, 4278011, 8556022, 21390055, 29946077, 42780110, 59892154, 149730385, 299460770]

約数ペア:

[(1, 299460770), (2, 149730385), (5, 59892154), (7, 42780110), (10, 29946077), (14, 21390055), (35, 8556022), (70, 4278011), (1987, 150710), (2153, 139090), (3974, 75355), (4306, 69545), (9935, 30142), (10765, 27818), (13909, 21530), (15071, 19870)]