340812520

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{75401}}^1$

素因数の和:75525

約数の個数: 32

約数和(自身を含む): 773624520

約数和(自身を除く): 432812000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 75401, 150802, 301604, 377005, 603208, 754010, 1508020, 3016040, 8520313, 17040626, 34081252, 42601565, 68162504, 85203130, 170406260, 340812520]

約数ペア:

[(1, 340812520), (2, 170406260), (4, 85203130), (5, 68162504), (8, 42601565), (10, 34081252), (20, 17040626), (40, 8520313), (113, 3016040), (226, 1508020), (452, 754010), (565, 603208), (904, 377005), (1130, 301604), (2260, 150802), (4520, 75401)]