20216060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1607}}^1$

素因数の和:1670

約数の個数: 48

約数和(自身を含む): 46194624

約数和(自身を除く): 25978564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 1607, 2516, 3145, 3214, 6290, 6428, 8035, 12580, 16070, 27319, 32140, 54638, 59459, 109276, 118918, 136595, 237836, 273190, 297295, 546380, 594590, 1010803, 1189180, 2021606, 4043212, 5054015, 10108030, 20216060]

約数ペア:

[(1, 20216060), (2, 10108030), (4, 5054015), (5, 4043212), (10, 2021606), (17, 1189180), (20, 1010803), (34, 594590), (37, 546380), (68, 297295), (74, 273190), (85, 237836), (148, 136595), (170, 118918), (185, 109276), (340, 59459), (370, 54638), (629, 32140), (740, 27319), (1258, 16070), (1607, 12580), (2516, 8035), (3145, 6428), (3214, 6290)]