20092110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{787}}^1$

素因数の和:857

約数の個数: 64

約数和(自身を含む): 51743232

約数和(自身を除く): 31651122

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 37, 46, 69, 74, 111, 115, 138, 185, 222, 230, 345, 370, 555, 690, 787, 851, 1110, 1574, 1702, 2361, 2553, 3935, 4255, 4722, 5106, 7870, 8510, 11805, 12765, 18101, 23610, 25530, 29119, 36202, 54303, 58238, 87357, 90505, 108606, 145595, 174714, 181010, 271515, 291190, 436785, 543030, 669737, 873570, 1339474, 2009211, 3348685, 4018422, 6697370, 10046055, 20092110]

約数ペア:

[(1, 20092110), (2, 10046055), (3, 6697370), (5, 4018422), (6, 3348685), (10, 2009211), (15, 1339474), (23, 873570), (30, 669737), (37, 543030), (46, 436785), (69, 291190), (74, 271515), (111, 181010), (115, 174714), (138, 145595), (185, 108606), (222, 90505), (230, 87357), (345, 58238), (370, 54303), (555, 36202), (690, 29119), (787, 25530), (851, 23610), (1110, 18101), (1574, 12765), (1702, 11805), (2361, 8510), (2553, 7870), (3935, 5106), (4255, 4722)]