1640282406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{2801}}^1$

素因数の和:3077

約数の個数: 64

約数和(自身を含む): 3821838336

約数和(自身を除く): 2181555930

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 191, 219, 382, 438, 511, 573, 1022, 1146, 1337, 1533, 2674, 2801, 3066, 4011, 5602, 8022, 8403, 13943, 16806, 19607, 27886, 39214, 41829, 58821, 83658, 97601, 117642, 195202, 204473, 292803, 408946, 534991, 585606, 613419, 1069982, 1226838, 1431311, 1604973, 2862622, 3209946, 3744937, 4293933, 7489874, 8587866, 11234811, 22469622, 39054343, 78108686, 117163029, 234326058, 273380401, 546760802, 820141203, 1640282406]

約数ペア:

[(1, 1640282406), (2, 820141203), (3, 546760802), (6, 273380401), (7, 234326058), (14, 117163029), (21, 78108686), (42, 39054343), (73, 22469622), (146, 11234811), (191, 8587866), (219, 7489874), (382, 4293933), (438, 3744937), (511, 3209946), (573, 2862622), (1022, 1604973), (1146, 1431311), (1337, 1226838), (1533, 1069982), (2674, 613419), (2801, 585606), (3066, 534991), (4011, 408946), (5602, 292803), (8022, 204473), (8403, 195202), (13943, 117642), (16806, 97601), (19607, 83658), (27886, 58821), (39214, 41829)]