1236704720

素因数分解:

$2^4\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{14461}}^1$

素因数の和:15543

約数の個数: 40

約数和(自身を含む): 2878227240

約数和(自身を除く): 1641522520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1069, 2138, 4276, 5345, 8552, 10690, 14461, 17104, 21380, 28922, 42760, 57844, 72305, 85520, 115688, 144610, 231376, 289220, 578440, 1156880, 15458809, 30917618, 61835236, 77294045, 123670472, 154588090, 247340944, 309176180, 618352360, 1236704720]

約数ペア:

[(1, 1236704720), (2, 618352360), (4, 309176180), (5, 247340944), (8, 154588090), (10, 123670472), (16, 77294045), (20, 61835236), (40, 30917618), (80, 15458809), (1069, 1156880), (2138, 578440), (4276, 289220), (5345, 231376), (8552, 144610), (10690, 115688), (14461, 85520), (17104, 72305), (21380, 57844), (28922, 42760)]