939609850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{1543}}^1$

素因数の和:2215

約数の個数: 48

約数和(自身を含む): 1843721280

約数和(自身を除く): 904111430

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 641, 950, 1282, 1543, 3086, 3205, 6410, 7715, 12179, 15430, 16025, 24358, 29317, 32050, 38575, 58634, 60895, 77150, 121790, 146585, 293170, 304475, 608950, 732925, 989063, 1465850, 1978126, 4945315, 9890630, 18792197, 24726575, 37584394, 49453150, 93960985, 187921970, 469804925, 939609850]

約数ペア:

[(1, 939609850), (2, 469804925), (5, 187921970), (10, 93960985), (19, 49453150), (25, 37584394), (38, 24726575), (50, 18792197), (95, 9890630), (190, 4945315), (475, 1978126), (641, 1465850), (950, 989063), (1282, 732925), (1543, 608950), (3086, 304475), (3205, 293170), (6410, 146585), (7715, 121790), (12179, 77150), (15430, 60895), (16025, 58634), (24358, 38575), (29317, 32050)]