2017996840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2655259}}^1$

素因数の和:2655289

約数の個数: 32

約数和(自身を含む): 4779468000

約数和(自身を除く): 2761471160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2655259, 5310518, 10621036, 13276295, 21242072, 26552590, 50449921, 53105180, 100899842, 106210360, 201799684, 252249605, 403599368, 504499210, 1008998420, 2017996840]

約数ペア:

[(1, 2017996840), (2, 1008998420), (4, 504499210), (5, 403599368), (8, 252249605), (10, 201799684), (19, 106210360), (20, 100899842), (38, 53105180), (40, 50449921), (76, 26552590), (95, 21242072), (152, 13276295), (190, 10621036), (380, 5310518), (760, 2655259)]