20191700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{8779}}^1$

素因数の和:8816

約数の個数: 36

約数和(自身を含む): 45726240

約数和(自身を除く): 25534540

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 8779, 17558, 35116, 43895, 87790, 175580, 201917, 219475, 403834, 438950, 807668, 877900, 1009585, 2019170, 4038340, 5047925, 10095850, 20191700]

約数ペア:

[(1, 20191700), (2, 10095850), (4, 5047925), (5, 4038340), (10, 2019170), (20, 1009585), (23, 877900), (25, 807668), (46, 438950), (50, 403834), (92, 219475), (100, 201917), (115, 175580), (230, 87790), (460, 43895), (575, 35116), (1150, 17558), (2300, 8779)]