131392240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{234629}}^1$

素因数の和:234649

約数の個数: 40

約数和(自身を含む): 349129440

約数和(自身を除く): 217737200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 234629, 469258, 938516, 1173145, 1642403, 1877032, 2346290, 3284806, 3754064, 4692580, 6569612, 8212015, 9385160, 13139224, 16424030, 18770320, 26278448, 32848060, 65696120, 131392240]

約数ペア:

[(1, 131392240), (2, 65696120), (4, 32848060), (5, 26278448), (7, 18770320), (8, 16424030), (10, 13139224), (14, 9385160), (16, 8212015), (20, 6569612), (28, 4692580), (35, 3754064), (40, 3284806), (56, 2346290), (70, 1877032), (80, 1642403), (112, 1173145), (140, 938516), (280, 469258), (560, 234629)]