978173890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^2\times {\mathrm{223}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 1827834624

約数和(自身を除く): 849660734

約数列:

[1, 2, 5, 10, 43, 86, 101, 202, 215, 223, 430, 446, 505, 1010, 1115, 2230, 4343, 8686, 9589, 10201, 19178, 20402, 21715, 22523, 43430, 45046, 47945, 51005, 95890, 102010, 112615, 225230, 438643, 877286, 968489, 1936978, 2193215, 2274823, 4386430, 4549646, 4842445, 9684890, 11374115, 22748230, 97817389, 195634778, 489086945, 978173890]

約数ペア:

[(1, 978173890), (2, 489086945), (5, 195634778), (10, 97817389), (43, 22748230), (86, 11374115), (101, 9684890), (202, 4842445), (215, 4549646), (223, 4386430), (430, 2274823), (446, 2193215), (505, 1936978), (1010, 968489), (1115, 877286), (2230, 438643), (4343, 225230), (8686, 112615), (9589, 102010), (10201, 95890), (19178, 51005), (20402, 47945), (21715, 45046), (22523, 43430)]