917209540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1109}}^1\times {\mathrm{3181}}^1$

素因数の和:4312

約数の個数: 48

約数和(自身を含む): 2076827760

約数和(自身を除く): 1159618220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1109, 2218, 3181, 4436, 5545, 6362, 11090, 12724, 14417, 15905, 22180, 28834, 31810, 41353, 57668, 63620, 72085, 82706, 144170, 165412, 206765, 288340, 413530, 827060, 3527729, 7055458, 14110916, 17638645, 35277290, 45860477, 70554580, 91720954, 183441908, 229302385, 458604770, 917209540]

約数ペア:

[(1, 917209540), (2, 458604770), (4, 229302385), (5, 183441908), (10, 91720954), (13, 70554580), (20, 45860477), (26, 35277290), (52, 17638645), (65, 14110916), (130, 7055458), (260, 3527729), (1109, 827060), (2218, 413530), (3181, 288340), (4436, 206765), (5545, 165412), (6362, 144170), (11090, 82706), (12724, 72085), (14417, 63620), (15905, 57668), (22180, 41353), (28834, 31810)]