188840241830

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{212180047}}^1$

素因数の和:212180143

約数の個数: 16

約数和(自身を含む): 343731677760

約数和(自身を除く): 154891435930

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 212180047, 424360094, 1060900235, 2121800470, 18884024183, 37768048366, 94420120915, 188840241830]

約数ペア:

[(1, 188840241830), (2, 94420120915), (5, 37768048366), (10, 18884024183), (89, 2121800470), (178, 1060900235), (445, 424360094), (890, 212180047)]