20791331000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1890121}}^1$

素因数の和:1890153

約数の個数: 64

約数和(自身を含む): 53074625760

約数和(自身を除く): 32283294760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1100, 1375, 2200, 2750, 5500, 11000, 1890121, 3780242, 7560484, 9450605, 15120968, 18901210, 20791331, 37802420, 41582662, 47253025, 75604840, 83165324, 94506050, 103956655, 166330648, 189012100, 207913310, 236265125, 378024200, 415826620, 472530250, 519783275, 831653240, 945060500, 1039566550, 1890121000, 2079133100, 2598916375, 4158266200, 5197832750, 10395665500, 20791331000]

約数ペア:

[(1, 20791331000), (2, 10395665500), (4, 5197832750), (5, 4158266200), (8, 2598916375), (10, 2079133100), (11, 1890121000), (20, 1039566550), (22, 945060500), (25, 831653240), (40, 519783275), (44, 472530250), (50, 415826620), (55, 378024200), (88, 236265125), (100, 207913310), (110, 189012100), (125, 166330648), (200, 103956655), (220, 94506050), (250, 83165324), (275, 75604840), (440, 47253025), (500, 41582662), (550, 37802420), (1000, 20791331), (1100, 18901210), (1375, 15120968), (2200, 9450605), (2750, 7560484), (5500, 3780242), (11000, 1890121)]