20199206560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9711157}}^1$

素因数の和:9711185

約数の個数: 48

約数和(自身を含む): 51391448136

約数和(自身を除く): 31192241576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 9711157, 19422314, 38844628, 48555785, 77689256, 97111570, 126245041, 155378512, 194223140, 252490082, 310757024, 388446280, 504980164, 631225205, 776892560, 1009960328, 1262450410, 1553785120, 2019920656, 2524900820, 4039841312, 5049801640, 10099603280, 20199206560]

約数ペア:

[(1, 20199206560), (2, 10099603280), (4, 5049801640), (5, 4039841312), (8, 2524900820), (10, 2019920656), (13, 1553785120), (16, 1262450410), (20, 1009960328), (26, 776892560), (32, 631225205), (40, 504980164), (52, 388446280), (65, 310757024), (80, 252490082), (104, 194223140), (130, 155378512), (160, 126245041), (208, 97111570), (260, 77689256), (416, 48555785), (520, 38844628), (1040, 19422314), (2080, 9711157)]