1800156710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{6287}}^1$

素因数の和:6461

約数の個数: 64

約数和(自身を含む): 3748654080

約数和(自身を除く): 1948497370

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 137, 190, 209, 274, 418, 685, 1045, 1370, 1507, 2090, 2603, 3014, 5206, 6287, 7535, 12574, 13015, 15070, 26030, 28633, 31435, 57266, 62870, 69157, 119453, 138314, 143165, 238906, 286330, 345785, 597265, 691570, 861319, 1194530, 1313983, 1722638, 2627966, 4306595, 6569915, 8613190, 9474509, 13139830, 16365061, 18949018, 32730122, 47372545, 81825305, 94745090, 163650610, 180015671, 360031342, 900078355, 1800156710]

約数ペア:

[(1, 1800156710), (2, 900078355), (5, 360031342), (10, 180015671), (11, 163650610), (19, 94745090), (22, 81825305), (38, 47372545), (55, 32730122), (95, 18949018), (110, 16365061), (137, 13139830), (190, 9474509), (209, 8613190), (274, 6569915), (418, 4306595), (685, 2627966), (1045, 1722638), (1370, 1313983), (1507, 1194530), (2090, 861319), (2603, 691570), (3014, 597265), (5206, 345785), (6287, 286330), (7535, 238906), (12574, 143165), (13015, 138314), (15070, 119453), (26030, 69157), (28633, 62870), (31435, 57266)]