201188440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{70841}}^1$

素因数の和:70923

約数の個数: 32

約数和(自身を含む): 459056160

約数和(自身を除く): 257867720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 70841, 141682, 283364, 354205, 566728, 708410, 1416820, 2833640, 5029711, 10059422, 20118844, 25148555, 40237688, 50297110, 100594220, 201188440]

約数ペア:

[(1, 201188440), (2, 100594220), (4, 50297110), (5, 40237688), (8, 25148555), (10, 20118844), (20, 10059422), (40, 5029711), (71, 2833640), (142, 1416820), (284, 708410), (355, 566728), (568, 354205), (710, 283364), (1420, 141682), (2840, 70841)]