385557260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1\times {\mathrm{1907}}^1$

素因数の和:2846

約数の個数: 48

約数和(自身を含む): 884701440

約数和(自身を除く): 499144180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 919, 1838, 1907, 3676, 3814, 4595, 7628, 9190, 9535, 10109, 18380, 19070, 20218, 20977, 38140, 40436, 41954, 50545, 83908, 101090, 104885, 202180, 209770, 419540, 1752533, 3505066, 7010132, 8762665, 17525330, 19277863, 35050660, 38555726, 77111452, 96389315, 192778630, 385557260]

約数ペア:

[(1, 385557260), (2, 192778630), (4, 96389315), (5, 77111452), (10, 38555726), (11, 35050660), (20, 19277863), (22, 17525330), (44, 8762665), (55, 7010132), (110, 3505066), (220, 1752533), (919, 419540), (1838, 209770), (1907, 202180), (3676, 104885), (3814, 101090), (4595, 83908), (7628, 50545), (9190, 41954), (9535, 40436), (10109, 38140), (18380, 20977), (19070, 20218)]