20141590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 43390080

約数和(自身を除く): 23248490

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 61, 70, 89, 106, 122, 178, 265, 305, 371, 427, 445, 530, 610, 623, 742, 854, 890, 1246, 1855, 2135, 3115, 3233, 3710, 4270, 4717, 5429, 6230, 6466, 9434, 10858, 16165, 22631, 23585, 27145, 32330, 33019, 38003, 45262, 47170, 54290, 66038, 76006, 113155, 165095, 190015, 226310, 287737, 330190, 380030, 575474, 1438685, 2014159, 2877370, 4028318, 10070795, 20141590]

約数ペア:

[(1, 20141590), (2, 10070795), (5, 4028318), (7, 2877370), (10, 2014159), (14, 1438685), (35, 575474), (53, 380030), (61, 330190), (70, 287737), (89, 226310), (106, 190015), (122, 165095), (178, 113155), (265, 76006), (305, 66038), (371, 54290), (427, 47170), (445, 45262), (530, 38003), (610, 33019), (623, 32330), (742, 27145), (854, 23585), (890, 22631), (1246, 16165), (1855, 10858), (2135, 9434), (3115, 6466), (3233, 6230), (3710, 5429), (4270, 4717)]