1925488840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{12539}}^1$

素因数の和:12910

約数の個数: 64

約数和(自身を含む): 4740120000

約数和(自身を除く): 2814631160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 349, 440, 698, 1396, 1745, 2792, 3490, 3839, 6980, 7678, 12539, 13960, 15356, 19195, 25078, 30712, 38390, 50156, 62695, 76780, 100312, 125390, 137929, 153560, 250780, 275858, 501560, 551716, 689645, 1103432, 1379290, 2758580, 4376111, 5517160, 8752222, 17504444, 21880555, 35008888, 43761110, 48137221, 87522220, 96274442, 175044440, 192548884, 240686105, 385097768, 481372210, 962744420, 1925488840]

約数ペア:

[(1, 1925488840), (2, 962744420), (4, 481372210), (5, 385097768), (8, 240686105), (10, 192548884), (11, 175044440), (20, 96274442), (22, 87522220), (40, 48137221), (44, 43761110), (55, 35008888), (88, 21880555), (110, 17504444), (220, 8752222), (349, 5517160), (440, 4376111), (698, 2758580), (1396, 1379290), (1745, 1103432), (2792, 689645), (3490, 551716), (3839, 501560), (6980, 275858), (7678, 250780), (12539, 153560), (13960, 137929), (15356, 125390), (19195, 100312), (25078, 76780), (30712, 62695), (38390, 50156)]