7927804560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2540963}}^1$

素因数の和:2540992

約数の個数: 80

約数和(自身を含む): 26466681024

約数和(自身を除く): 18538876464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 2540963, 5081926, 7622889, 10163852, 12704815, 15245778, 20327704, 25409630, 30491556, 33032519, 38114445, 40655408, 50819260, 60983112, 66065038, 76228890, 99097557, 101638520, 121966224, 132130076, 152457780, 165162595, 198195114, 203277040, 264260152, 304915560, 330325190, 396390228, 495487785, 528520304, 609831120, 660650380, 792780456, 990975570, 1321300760, 1585560912, 1981951140, 2642601520, 3963902280, 7927804560]

約数ペア:

[(1, 7927804560), (2, 3963902280), (3, 2642601520), (4, 1981951140), (5, 1585560912), (6, 1321300760), (8, 990975570), (10, 792780456), (12, 660650380), (13, 609831120), (15, 528520304), (16, 495487785), (20, 396390228), (24, 330325190), (26, 304915560), (30, 264260152), (39, 203277040), (40, 198195114), (48, 165162595), (52, 152457780), (60, 132130076), (65, 121966224), (78, 101638520), (80, 99097557), (104, 76228890), (120, 66065038), (130, 60983112), (156, 50819260), (195, 40655408), (208, 38114445), (240, 33032519), (260, 30491556), (312, 25409630), (390, 20327704), (520, 15245778), (624, 12704815), (780, 10163852), (1040, 7622889), (1560, 5081926), (3120, 2540963)]