16320920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{757}}^1$

素因数の和:793

約数の個数: 96

約数和(自身を含む): 46662480

約数和(自身を除く): 30341560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 757, 770, 980, 1078, 1514, 1540, 1960, 2156, 2695, 3028, 3080, 3785, 4312, 5299, 5390, 6056, 7570, 8327, 10598, 10780, 15140, 16654, 21196, 21560, 26495, 30280, 33308, 37093, 41635, 42392, 52990, 58289, 66616, 74186, 83270, 105980, 116578, 148372, 166540, 185465, 211960, 233156, 291445, 296744, 333080, 370930, 408023, 466312, 582890, 741860, 816046, 1165780, 1483720, 1632092, 2040115, 2331560, 3264184, 4080230, 8160460, 16320920]

約数ペア:

[(1, 16320920), (2, 8160460), (4, 4080230), (5, 3264184), (7, 2331560), (8, 2040115), (10, 1632092), (11, 1483720), (14, 1165780), (20, 816046), (22, 741860), (28, 582890), (35, 466312), (40, 408023), (44, 370930), (49, 333080), (55, 296744), (56, 291445), (70, 233156), (77, 211960), (88, 185465), (98, 166540), (110, 148372), (140, 116578), (154, 105980), (196, 83270), (220, 74186), (245, 66616), (280, 58289), (308, 52990), (385, 42392), (392, 41635), (440, 37093), (490, 33308), (539, 30280), (616, 26495), (757, 21560), (770, 21196), (980, 16654), (1078, 15140), (1514, 10780), (1540, 10598), (1960, 8327), (2156, 7570), (2695, 6056), (3028, 5390), (3080, 5299), (3785, 4312)]