17968032140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2089}}^1\times {\mathrm{13873}}^1$

素因数の和:16002

約数の個数: 48

約数和(自身を含む): 38971511040

約数和(自身を除く): 21003478900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2089, 4178, 8356, 10445, 13873, 20890, 27746, 41780, 55492, 64759, 69365, 129518, 138730, 259036, 277460, 323795, 430063, 647590, 860126, 1295180, 1720252, 2150315, 4300630, 8601260, 28980697, 57961394, 115922788, 144903485, 289806970, 579613940, 898401607, 1796803214, 3593606428, 4492008035, 8984016070, 17968032140]

約数ペア:

[(1, 17968032140), (2, 8984016070), (4, 4492008035), (5, 3593606428), (10, 1796803214), (20, 898401607), (31, 579613940), (62, 289806970), (124, 144903485), (155, 115922788), (310, 57961394), (620, 28980697), (2089, 8601260), (4178, 4300630), (8356, 2150315), (10445, 1720252), (13873, 1295180), (20890, 860126), (27746, 647590), (41780, 430063), (55492, 323795), (64759, 277460), (69365, 259036), (129518, 138730)]