1987363870

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{8233}}^1$

素因数の和:8580

約数の個数: 32

約数和(自身を含む): 3628229760

約数和(自身を除く): 1640865890

約数列:

[1, 2, 5, 10, 101, 202, 239, 478, 505, 1010, 1195, 2390, 8233, 16466, 24139, 41165, 48278, 82330, 120695, 241390, 831533, 1663066, 1967687, 3935374, 4157665, 8315330, 9838435, 19676870, 198736387, 397472774, 993681935, 1987363870]

約数ペア:

[(1, 1987363870), (2, 993681935), (5, 397472774), (10, 198736387), (101, 19676870), (202, 9838435), (239, 8315330), (478, 4157665), (505, 3935374), (1010, 1967687), (1195, 1663066), (2390, 831533), (8233, 241390), (16466, 120695), (24139, 82330), (41165, 48278)]