4920850

素因数分解:

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

素因数の和:435

約数の個数: 48

約数和(自身を含む): 10445760

約数和(自身を除く): 5524910

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 389, 506, 550, 575, 778, 1150, 1265, 1945, 2530, 3890, 4279, 6325, 8558, 8947, 9725, 12650, 17894, 19450, 21395, 42790, 44735, 89470, 98417, 106975, 196834, 213950, 223675, 447350, 492085, 984170, 2460425, 4920850]

約数ペア:

[(1, 4920850), (2, 2460425), (5, 984170), (10, 492085), (11, 447350), (22, 223675), (23, 213950), (25, 196834), (46, 106975), (50, 98417), (55, 89470), (110, 44735), (115, 42790), (230, 21395), (253, 19450), (275, 17894), (389, 12650), (506, 9725), (550, 8947), (575, 8558), (778, 6325), (1150, 4279), (1265, 3890), (1945, 2530)]