133513520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{238417}}^1$

素因数の和:238437

約数の個数: 40

約数和(自身を含む): 354765984

約数和(自身を除く): 221252464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 238417, 476834, 953668, 1192085, 1668919, 1907336, 2384170, 3337838, 3814672, 4768340, 6675676, 8344595, 9536680, 13351352, 16689190, 19073360, 26702704, 33378380, 66756760, 133513520]

約数ペア:

[(1, 133513520), (2, 66756760), (4, 33378380), (5, 26702704), (7, 19073360), (8, 16689190), (10, 13351352), (14, 9536680), (16, 8344595), (20, 6675676), (28, 4768340), (35, 3814672), (40, 3337838), (56, 2384170), (70, 1907336), (80, 1668919), (112, 1192085), (140, 953668), (280, 476834), (560, 238417)]