1979660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{103}}^1$

素因数の和:174

約数の個数: 36

約数和(自身を含む): 4337424

約数和(自身を除く): 2357764

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 103, 124, 155, 206, 310, 412, 515, 620, 961, 1030, 1922, 2060, 3193, 3844, 4805, 6386, 9610, 12772, 15965, 19220, 31930, 63860, 98983, 197966, 395932, 494915, 989830, 1979660]

約数ペア:

[(1, 1979660), (2, 989830), (4, 494915), (5, 395932), (10, 197966), (20, 98983), (31, 63860), (62, 31930), (103, 19220), (124, 15965), (155, 12772), (206, 9610), (310, 6386), (412, 4805), (515, 3844), (620, 3193), (961, 2060), (1030, 1922)]