1975160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^2$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 4921560

約数和(自身を除く): 2946400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2948, 3685, 4489, 5896, 7370, 8978, 14740, 17956, 22445, 29480, 35912, 44890, 49379, 89780, 98758, 179560, 197516, 246895, 395032, 493790, 987580, 1975160]

約数ペア:

[(1, 1975160), (2, 987580), (4, 493790), (5, 395032), (8, 246895), (10, 197516), (11, 179560), (20, 98758), (22, 89780), (40, 49379), (44, 44890), (55, 35912), (67, 29480), (88, 22445), (110, 17956), (134, 14740), (220, 8978), (268, 7370), (335, 5896), (440, 4489), (536, 3685), (670, 2948), (737, 2680), (1340, 1474)]