1260770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 2757888

約数和(自身を除く): 1497118

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 83, 98, 155, 166, 217, 245, 310, 415, 434, 490, 581, 830, 1085, 1162, 1519, 2170, 2573, 2905, 3038, 4067, 5146, 5810, 7595, 8134, 12865, 15190, 18011, 20335, 25730, 36022, 40670, 90055, 126077, 180110, 252154, 630385, 1260770]

約数ペア:

[(1, 1260770), (2, 630385), (5, 252154), (7, 180110), (10, 126077), (14, 90055), (31, 40670), (35, 36022), (49, 25730), (62, 20335), (70, 18011), (83, 15190), (98, 12865), (155, 8134), (166, 7595), (217, 5810), (245, 5146), (310, 4067), (415, 3038), (434, 2905), (490, 2573), (581, 2170), (830, 1519), (1085, 1162)]