20207910250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{30491}}^1$

素因数の和:30760

約数の個数: 64

約数和(自身を含む): 41440823424

約数和(自身を除く): 21232913174

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 241, 250, 275, 482, 550, 1205, 1375, 2410, 2651, 2750, 5302, 6025, 12050, 13255, 26510, 30125, 30491, 60250, 60982, 66275, 132550, 152455, 304910, 331375, 335401, 662750, 670802, 762275, 1524550, 1677005, 3354010, 3811375, 7348331, 7622750, 8385025, 14696662, 16770050, 36741655, 41925125, 73483310, 80831641, 83850250, 161663282, 183708275, 367416550, 404158205, 808316410, 918541375, 1837082750, 2020791025, 4041582050, 10103955125, 20207910250]

約数ペア:

[(1, 20207910250), (2, 10103955125), (5, 4041582050), (10, 2020791025), (11, 1837082750), (22, 918541375), (25, 808316410), (50, 404158205), (55, 367416550), (110, 183708275), (125, 161663282), (241, 83850250), (250, 80831641), (275, 73483310), (482, 41925125), (550, 36741655), (1205, 16770050), (1375, 14696662), (2410, 8385025), (2651, 7622750), (2750, 7348331), (5302, 3811375), (6025, 3354010), (12050, 1677005), (13255, 1524550), (26510, 762275), (30125, 670802), (30491, 662750), (60250, 335401), (60982, 331375), (66275, 304910), (132550, 152455)]