19806450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5741}}^1$

素因数の和:5779

約数の個数: 48

約数和(自身を含む): 51264576

約数和(自身を除く): 31458126

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5741, 11482, 17223, 28705, 34446, 57410, 86115, 132043, 143525, 172230, 264086, 287050, 396129, 430575, 660215, 792258, 861150, 1320430, 1980645, 3301075, 3961290, 6602150, 9903225, 19806450]

約数ペア:

[(1, 19806450), (2, 9903225), (3, 6602150), (5, 3961290), (6, 3301075), (10, 1980645), (15, 1320430), (23, 861150), (25, 792258), (30, 660215), (46, 430575), (50, 396129), (69, 287050), (75, 264086), (115, 172230), (138, 143525), (150, 132043), (230, 86115), (345, 57410), (575, 34446), (690, 28705), (1150, 17223), (1725, 11482), (3450, 5741)]