208798460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{2383}}^1$

素因数の和:2742

約数の個数: 48

約数和(自身を含む): 473805696

約数和(自身を除く): 265007236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 337, 674, 1348, 1685, 2383, 3370, 4381, 4766, 6740, 8762, 9532, 11915, 17524, 21905, 23830, 30979, 43810, 47660, 61958, 87620, 123916, 154895, 309790, 619580, 803071, 1606142, 3212284, 4015355, 8030710, 10439923, 16061420, 20879846, 41759692, 52199615, 104399230, 208798460]

約数ペア:

[(1, 208798460), (2, 104399230), (4, 52199615), (5, 41759692), (10, 20879846), (13, 16061420), (20, 10439923), (26, 8030710), (52, 4015355), (65, 3212284), (130, 1606142), (260, 803071), (337, 619580), (674, 309790), (1348, 154895), (1685, 123916), (2383, 87620), (3370, 61958), (4381, 47660), (4766, 43810), (6740, 30979), (8762, 23830), (9532, 21905), (11915, 17524)]