1291269140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9223351}}^1$

素因数の和:9223367

約数の個数: 24

約数和(自身を含む): 3099046272

約数和(自身を除く): 1807777132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9223351, 18446702, 36893404, 46116755, 64563457, 92233510, 129126914, 184467020, 258253828, 322817285, 645634570, 1291269140]

約数ペア:

[(1, 1291269140), (2, 645634570), (4, 322817285), (5, 258253828), (7, 184467020), (10, 129126914), (14, 92233510), (20, 64563457), (28, 46116755), (35, 36893404), (70, 18446702), (140, 9223351)]