210007830520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3742121}}^1$

素因数の和:3742216

約数の個数: 64

約数和(自身を含む): 501144978240

約数和(自身を除く): 291137147720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 61, 92, 115, 122, 184, 230, 244, 305, 460, 488, 610, 920, 1220, 1403, 2440, 2806, 5612, 7015, 11224, 14030, 28060, 56120, 3742121, 7484242, 14968484, 18710605, 29936968, 37421210, 74842420, 86068783, 149684840, 172137566, 228269381, 344275132, 430343915, 456538762, 688550264, 860687830, 913077524, 1141346905, 1721375660, 1826155048, 2282693810, 3442751320, 4565387620, 5250195763, 9130775240, 10500391526, 21000783052, 26250978815, 42001566104, 52501957630, 105003915260, 210007830520]

約数ペア:

[(1, 210007830520), (2, 105003915260), (4, 52501957630), (5, 42001566104), (8, 26250978815), (10, 21000783052), (20, 10500391526), (23, 9130775240), (40, 5250195763), (46, 4565387620), (61, 3442751320), (92, 2282693810), (115, 1826155048), (122, 1721375660), (184, 1141346905), (230, 913077524), (244, 860687830), (305, 688550264), (460, 456538762), (488, 430343915), (610, 344275132), (920, 228269381), (1220, 172137566), (1403, 149684840), (2440, 86068783), (2806, 74842420), (5612, 37421210), (7015, 29936968), (11224, 18710605), (14030, 14968484), (28060, 7484242), (56120, 3742121)]