1189722760

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{263213}}^1$

素因数の和:263337

約数の個数: 32

約数和(自身を含む): 2700575640

約数和(自身を除く): 1510852880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 263213, 526426, 1052852, 1316065, 2105704, 2632130, 5264260, 10528520, 29743069, 59486138, 118972276, 148715345, 237944552, 297430690, 594861380, 1189722760]

約数ペア:

[(1, 1189722760), (2, 594861380), (4, 297430690), (5, 237944552), (8, 148715345), (10, 118972276), (20, 59486138), (40, 29743069), (113, 10528520), (226, 5264260), (452, 2632130), (565, 2105704), (904, 1316065), (1130, 1052852), (2260, 526426), (4520, 263213)]