491150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 48

約数和(自身を含む): 1071360

約数和(自身を除く): 580210

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 47, 50, 55, 94, 95, 110, 190, 209, 235, 275, 418, 470, 475, 517, 550, 893, 950, 1034, 1045, 1175, 1786, 2090, 2350, 2585, 4465, 5170, 5225, 8930, 9823, 10450, 12925, 19646, 22325, 25850, 44650, 49115, 98230, 245575, 491150]

約数ペア:

[(1, 491150), (2, 245575), (5, 98230), (10, 49115), (11, 44650), (19, 25850), (22, 22325), (25, 19646), (38, 12925), (47, 10450), (50, 9823), (55, 8930), (94, 5225), (95, 5170), (110, 4465), (190, 2585), (209, 2350), (235, 2090), (275, 1786), (418, 1175), (470, 1045), (475, 1034), (517, 950), (550, 893)]