886340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 2295552

約数和(自身を除く): 1409212

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 487, 910, 974, 1820, 1948, 2435, 3409, 4870, 6331, 6818, 9740, 12662, 13636, 17045, 25324, 31655, 34090, 44317, 63310, 68180, 88634, 126620, 177268, 221585, 443170, 886340]

約数ペア:

[(1, 886340), (2, 443170), (4, 221585), (5, 177268), (7, 126620), (10, 88634), (13, 68180), (14, 63310), (20, 44317), (26, 34090), (28, 31655), (35, 25324), (52, 17045), (65, 13636), (70, 12662), (91, 9740), (130, 6818), (140, 6331), (182, 4870), (260, 3409), (364, 2435), (455, 1948), (487, 1820), (910, 974)]