23789020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 52059168

約数和(自身を除く): 28270148

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 164, 205, 268, 335, 410, 433, 670, 820, 866, 1340, 1732, 2165, 2747, 4330, 5494, 8660, 10988, 13735, 17753, 27470, 29011, 35506, 54940, 58022, 71012, 88765, 116044, 145055, 177530, 290110, 355060, 580220, 1189451, 2378902, 4757804, 5947255, 11894510, 23789020]

約数ペア:

[(1, 23789020), (2, 11894510), (4, 5947255), (5, 4757804), (10, 2378902), (20, 1189451), (41, 580220), (67, 355060), (82, 290110), (134, 177530), (164, 145055), (205, 116044), (268, 88765), (335, 71012), (410, 58022), (433, 54940), (670, 35506), (820, 29011), (866, 27470), (1340, 17753), (1732, 13735), (2165, 10988), (2747, 8660), (4330, 5494)]