1036399120

素因数分解:

$2^4\times 5^1\times {\mathrm{12954989}}^1$

素因数の和:12955002

約数の個数: 20

約数和(自身を含む): 2409628140

約数和(自身を除く): 1373229020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12954989, 25909978, 51819956, 64774945, 103639912, 129549890, 207279824, 259099780, 518199560, 1036399120]

約数ペア:

[(1, 1036399120), (2, 518199560), (4, 259099780), (5, 207279824), (8, 129549890), (10, 103639912), (16, 64774945), (20, 51819956), (40, 25909978), (80, 12954989)]