208342010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{2161}}^1$

素因数の和:2510

約数の個数: 32

約数和(自身を含む): 388537344

約数和(自身を除く): 180195334

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 311, 622, 1555, 2161, 3110, 4322, 9641, 10805, 19282, 21610, 48205, 66991, 96410, 133982, 334955, 669910, 672071, 1344142, 3360355, 6720710, 20834201, 41668402, 104171005, 208342010]

約数ペア:

[(1, 208342010), (2, 104171005), (5, 41668402), (10, 20834201), (31, 6720710), (62, 3360355), (155, 1344142), (310, 672071), (311, 669910), (622, 334955), (1555, 133982), (2161, 96410), (3110, 66991), (4322, 48205), (9641, 21610), (10805, 19282)]