18673480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3923}}^1$

素因数の和:3958

約数の個数: 64

約数和(自身を含む): 50855040

約数和(自身を除く): 32181560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 3923, 4760, 7846, 15692, 19615, 27461, 31384, 39230, 54922, 66691, 78460, 109844, 133382, 137305, 156920, 219688, 266764, 274610, 333455, 466837, 533528, 549220, 666910, 933674, 1098440, 1333820, 1867348, 2334185, 2667640, 3734696, 4668370, 9336740, 18673480]

約数ペア:

[(1, 18673480), (2, 9336740), (4, 4668370), (5, 3734696), (7, 2667640), (8, 2334185), (10, 1867348), (14, 1333820), (17, 1098440), (20, 933674), (28, 666910), (34, 549220), (35, 533528), (40, 466837), (56, 333455), (68, 274610), (70, 266764), (85, 219688), (119, 156920), (136, 137305), (140, 133382), (170, 109844), (238, 78460), (280, 66691), (340, 54922), (476, 39230), (595, 31384), (680, 27461), (952, 19615), (1190, 15692), (2380, 7846), (3923, 4760)]