455390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:164

約数の個数: 32

約数和(自身を含む): 919296

約数和(自身を除く): 463906

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 113, 130, 155, 226, 310, 403, 565, 806, 1130, 1469, 2015, 2938, 3503, 4030, 7006, 7345, 14690, 17515, 35030, 45539, 91078, 227695, 455390]

約数ペア:

[(1, 455390), (2, 227695), (5, 91078), (10, 45539), (13, 35030), (26, 17515), (31, 14690), (62, 7345), (65, 7006), (113, 4030), (130, 3503), (155, 2938), (226, 2015), (310, 1469), (403, 1130), (565, 806)]