9841700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 24373440

約数和(自身を除く): 14531740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 389, 460, 506, 550, 575, 778, 1012, 1100, 1150, 1265, 1556, 1945, 2300, 2530, 3890, 4279, 5060, 6325, 7780, 8558, 8947, 9725, 12650, 17116, 17894, 19450, 21395, 25300, 35788, 38900, 42790, 44735, 85580, 89470, 98417, 106975, 178940, 196834, 213950, 223675, 393668, 427900, 447350, 492085, 894700, 984170, 1968340, 2460425, 4920850, 9841700]

約数ペア:

[(1, 9841700), (2, 4920850), (4, 2460425), (5, 1968340), (10, 984170), (11, 894700), (20, 492085), (22, 447350), (23, 427900), (25, 393668), (44, 223675), (46, 213950), (50, 196834), (55, 178940), (92, 106975), (100, 98417), (110, 89470), (115, 85580), (220, 44735), (230, 42790), (253, 38900), (275, 35788), (389, 25300), (460, 21395), (506, 19450), (550, 17894), (575, 17116), (778, 12650), (1012, 9725), (1100, 8947), (1150, 8558), (1265, 7780), (1556, 6325), (1945, 5060), (2300, 4279), (2530, 3890)]