520019668

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{4373}}^1$

素因数の和:4552

約数の個数: 48

約数和(自身を含む): 1081672704

約数和(自身を除く): 561653036

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 137, 217, 274, 434, 548, 868, 959, 1918, 3836, 4247, 4373, 8494, 8746, 16988, 17492, 29729, 30611, 59458, 61222, 118916, 122444, 135563, 271126, 542252, 599101, 948941, 1198202, 1897882, 2396404, 3795764, 4193707, 8387414, 16774828, 18572131, 37144262, 74288524, 130004917, 260009834, 520019668]

約数ペア:

[(1, 520019668), (2, 260009834), (4, 130004917), (7, 74288524), (14, 37144262), (28, 18572131), (31, 16774828), (62, 8387414), (124, 4193707), (137, 3795764), (217, 2396404), (274, 1897882), (434, 1198202), (548, 948941), (868, 599101), (959, 542252), (1918, 271126), (3836, 135563), (4247, 122444), (4373, 118916), (8494, 61222), (8746, 59458), (16988, 30611), (17492, 29729)]