1320245590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{12611}}^1$

素因数の和:12685

約数の個数: 48

約数和(自身を含む): 2594792880

約数和(自身を除く): 1274547290

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 361, 551, 722, 1102, 1805, 2755, 3610, 5510, 10469, 12611, 20938, 25222, 52345, 63055, 104690, 126110, 239609, 365719, 479218, 731438, 1198045, 1828595, 2396090, 3657190, 4552571, 6948661, 9105142, 13897322, 22762855, 34743305, 45525710, 69486610, 132024559, 264049118, 660122795, 1320245590]

約数ペア:

[(1, 1320245590), (2, 660122795), (5, 264049118), (10, 132024559), (19, 69486610), (29, 45525710), (38, 34743305), (58, 22762855), (95, 13897322), (145, 9105142), (190, 6948661), (290, 4552571), (361, 3657190), (551, 2396090), (722, 1828595), (1102, 1198045), (1805, 731438), (2755, 479218), (3610, 365719), (5510, 239609), (10469, 126110), (12611, 104690), (20938, 63055), (25222, 52345)]