26643040

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1871}}^1$

素因数の和:1975

約数の個数: 48

約数和(自身を含む): 63685440

約数和(自身を除く): 37042400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 1871, 2848, 3560, 3742, 7120, 7484, 9355, 14240, 14968, 18710, 29936, 37420, 59872, 74840, 149680, 166519, 299360, 333038, 666076, 832595, 1332152, 1665190, 2664304, 3330380, 5328608, 6660760, 13321520, 26643040]

約数ペア:

[(1, 26643040), (2, 13321520), (4, 6660760), (5, 5328608), (8, 3330380), (10, 2664304), (16, 1665190), (20, 1332152), (32, 832595), (40, 666076), (80, 333038), (89, 299360), (160, 166519), (178, 149680), (356, 74840), (445, 59872), (712, 37420), (890, 29936), (1424, 18710), (1780, 14968), (1871, 14240), (2848, 9355), (3560, 7484), (3742, 7120)]