72230140

素因数分解:

$2^2\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{2239}}^1$

素因数の和:3861

約数の個数: 24

約数和(自身を含む): 151845120

約数和(自身を除く): 79614980

約数列:

[1, 2, 4, 5, 10, 20, 1613, 2239, 3226, 4478, 6452, 8065, 8956, 11195, 16130, 22390, 32260, 44780, 3611507, 7223014, 14446028, 18057535, 36115070, 72230140]

約数ペア:

[(1, 72230140), (2, 36115070), (4, 18057535), (5, 14446028), (10, 7223014), (20, 3611507), (1613, 44780), (2239, 32260), (3226, 22390), (4478, 16130), (6452, 11195), (8065, 8956)]