2019397745

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{619}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 2544480000

約数和(自身を除く): 525082255

約数列:

[1, 5, 29, 145, 149, 151, 619, 745, 755, 3095, 4321, 4379, 17951, 21605, 21895, 22499, 89755, 92231, 93469, 112495, 461155, 467345, 652471, 2674699, 2710601, 3262355, 13373495, 13553005, 13926881, 69634405, 403879549, 2019397745]

約数ペア:

[(1, 2019397745), (5, 403879549), (29, 69634405), (145, 13926881), (149, 13553005), (151, 13373495), (619, 3262355), (745, 2710601), (755, 2674699), (3095, 652471), (4321, 467345), (4379, 461155), (17951, 112495), (21605, 93469), (21895, 92231), (22499, 89755)]