870101440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209159}}^1$

素因数の和:209189

約数の個数: 56

約数和(自身を含む): 2231318880

約数和(自身を除く): 1361217440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 209159, 418318, 836636, 1045795, 1673272, 2091590, 2719067, 3346544, 4183180, 5438134, 6693088, 8366360, 10876268, 13386176, 13595335, 16732720, 21752536, 27190670, 33465440, 43505072, 54381340, 66930880, 87010144, 108762680, 174020288, 217525360, 435050720, 870101440]

約数ペア:

[(1, 870101440), (2, 435050720), (4, 217525360), (5, 174020288), (8, 108762680), (10, 87010144), (13, 66930880), (16, 54381340), (20, 43505072), (26, 33465440), (32, 27190670), (40, 21752536), (52, 16732720), (64, 13595335), (65, 13386176), (80, 10876268), (104, 8366360), (130, 6693088), (160, 5438134), (208, 4183180), (260, 3346544), (320, 2719067), (416, 2091590), (520, 1673272), (832, 1045795), (1040, 836636), (2080, 418318), (4160, 209159)]