12760540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2887}}^1$

素因数の和:2926

約数の個数: 48

約数和(自身を含む): 30566592

約数和(自身を除く): 17806052

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 2887, 4420, 5774, 11548, 14435, 28870, 37531, 49079, 57740, 75062, 98158, 150124, 187655, 196316, 245395, 375310, 490790, 638027, 750620, 981580, 1276054, 2552108, 3190135, 6380270, 12760540]

約数ペア:

[(1, 12760540), (2, 6380270), (4, 3190135), (5, 2552108), (10, 1276054), (13, 981580), (17, 750620), (20, 638027), (26, 490790), (34, 375310), (52, 245395), (65, 196316), (68, 187655), (85, 150124), (130, 98158), (170, 75062), (221, 57740), (260, 49079), (340, 37531), (442, 28870), (884, 14435), (1105, 11548), (2210, 5774), (2887, 4420)]