490454960

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211403}}^1$

素因数の和:211445

約数の個数: 40

約数和(自身を含む): 1179634320

約数和(自身を除く): 689179360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 211403, 422806, 845612, 1057015, 1691224, 2114030, 3382448, 4228060, 6130687, 8456120, 12261374, 16912240, 24522748, 30653435, 49045496, 61306870, 98090992, 122613740, 245227480, 490454960]

約数ペア:

[(1, 490454960), (2, 245227480), (4, 122613740), (5, 98090992), (8, 61306870), (10, 49045496), (16, 30653435), (20, 24522748), (29, 16912240), (40, 12261374), (58, 8456120), (80, 6130687), (116, 4228060), (145, 3382448), (232, 2114030), (290, 1691224), (464, 1057015), (580, 845612), (1160, 422806), (2320, 211403)]