74539180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 161118720

約数和(自身を除く): 86579540

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 179, 188, 235, 358, 443, 470, 716, 886, 895, 940, 1772, 1790, 2215, 3580, 4430, 8413, 8860, 16826, 20821, 33652, 41642, 42065, 79297, 83284, 84130, 104105, 158594, 168260, 208210, 317188, 396485, 416420, 792970, 1585940, 3726959, 7453918, 14907836, 18634795, 37269590, 74539180]

約数ペア:

[(1, 74539180), (2, 37269590), (4, 18634795), (5, 14907836), (10, 7453918), (20, 3726959), (47, 1585940), (94, 792970), (179, 416420), (188, 396485), (235, 317188), (358, 208210), (443, 168260), (470, 158594), (716, 104105), (886, 84130), (895, 83284), (940, 79297), (1772, 42065), (1790, 41642), (2215, 33652), (3580, 20821), (4430, 16826), (8413, 8860)]