1226721000980

素因数分解:

$2^2\times 5^1\times {\mathrm{8147}}^1\times {\mathrm{7528667}}^1$

素因数の和:7536823

約数の個数: 24

約数和(自身を含む): 2576430648288

約数和(自身を除く): 1349709647308

約数列:

[1, 2, 4, 5, 10, 20, 8147, 16294, 32588, 40735, 81470, 162940, 7528667, 15057334, 30114668, 37643335, 75286670, 150573340, 61336050049, 122672100098, 245344200196, 306680250245, 613360500490, 1226721000980]

約数ペア:

[(1, 1226721000980), (2, 613360500490), (4, 306680250245), (5, 245344200196), (10, 122672100098), (20, 61336050049), (8147, 150573340), (16294, 75286670), (32588, 37643335), (40735, 30114668), (81470, 15057334), (162940, 7528667)]