7121440

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1009

約数の個数: 48

約数和(自身を含む): 17200512

約数和(自身を除く): 10079072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 947, 1504, 1880, 1894, 3760, 3788, 4735, 7520, 7576, 9470, 15152, 18940, 30304, 37880, 44509, 75760, 89018, 151520, 178036, 222545, 356072, 445090, 712144, 890180, 1424288, 1780360, 3560720, 7121440]

約数ペア:

[(1, 7121440), (2, 3560720), (4, 1780360), (5, 1424288), (8, 890180), (10, 712144), (16, 445090), (20, 356072), (32, 222545), (40, 178036), (47, 151520), (80, 89018), (94, 75760), (160, 44509), (188, 37880), (235, 30304), (376, 18940), (470, 15152), (752, 9470), (940, 7576), (947, 7520), (1504, 4735), (1880, 3788), (1894, 3760)]