17833780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 40037760

約数和(自身を除く): 22203980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 661, 710, 1322, 1349, 1420, 2644, 2698, 3305, 5396, 6610, 6745, 12559, 13220, 13490, 25118, 26980, 46931, 50236, 62795, 93862, 125590, 187724, 234655, 251180, 469310, 891689, 938620, 1783378, 3566756, 4458445, 8916890, 17833780]

約数ペア:

[(1, 17833780), (2, 8916890), (4, 4458445), (5, 3566756), (10, 1783378), (19, 938620), (20, 891689), (38, 469310), (71, 251180), (76, 234655), (95, 187724), (142, 125590), (190, 93862), (284, 62795), (355, 50236), (380, 46931), (661, 26980), (710, 25118), (1322, 13490), (1349, 13220), (1420, 12559), (2644, 6745), (2698, 6610), (3305, 5396)]