98540680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{351931}}^1$

素因数の和:351949

約数の個数: 32

約数和(自身を含む): 253391040

約数和(自身を除く): 154850360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 351931, 703862, 1407724, 1759655, 2463517, 2815448, 3519310, 4927034, 7038620, 9854068, 12317585, 14077240, 19708136, 24635170, 49270340, 98540680]

約数ペア:

[(1, 98540680), (2, 49270340), (4, 24635170), (5, 19708136), (7, 14077240), (8, 12317585), (10, 9854068), (14, 7038620), (20, 4927034), (28, 3519310), (35, 2815448), (40, 2463517), (56, 1759655), (70, 1407724), (140, 703862), (280, 351931)]