26016440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20981}}^1$

素因数の和:21023

約数の個数: 32

約数和(自身を含む): 60428160

約数和(自身を除く): 34411720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 20981, 41962, 83924, 104905, 167848, 209810, 419620, 650411, 839240, 1300822, 2601644, 3252055, 5203288, 6504110, 13008220, 26016440]

約数ペア:

[(1, 26016440), (2, 13008220), (4, 6504110), (5, 5203288), (8, 3252055), (10, 2601644), (20, 1300822), (31, 839240), (40, 650411), (62, 419620), (124, 209810), (155, 167848), (248, 104905), (310, 83924), (620, 41962), (1240, 20981)]