20930689120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{383627}}^1$

素因数の和:383684

約数の個数: 96

約数和(自身を含む): 55684371456

約数和(自身を除く): 34753682336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 880, 992, 1240, 1364, 1705, 1760, 2480, 2728, 3410, 4960, 5456, 6820, 10912, 13640, 27280, 54560, 383627, 767254, 1534508, 1918135, 3069016, 3836270, 4219897, 6138032, 7672540, 8439794, 11892437, 12276064, 15345080, 16879588, 21099485, 23784874, 30690160, 33759176, 42198970, 47569748, 59462185, 61380320, 67518352, 84397940, 95139496, 118924370, 130816807, 135036704, 168795880, 190278992, 237848740, 261633614, 337591760, 380557984, 475697480, 523267228, 654084035, 675183520, 951394960, 1046534456, 1308168070, 1902789920, 2093068912, 2616336140, 4186137824, 5232672280, 10465344560, 20930689120]

約数ペア:

[(1, 20930689120), (2, 10465344560), (4, 5232672280), (5, 4186137824), (8, 2616336140), (10, 2093068912), (11, 1902789920), (16, 1308168070), (20, 1046534456), (22, 951394960), (31, 675183520), (32, 654084035), (40, 523267228), (44, 475697480), (55, 380557984), (62, 337591760), (80, 261633614), (88, 237848740), (110, 190278992), (124, 168795880), (155, 135036704), (160, 130816807), (176, 118924370), (220, 95139496), (248, 84397940), (310, 67518352), (341, 61380320), (352, 59462185), (440, 47569748), (496, 42198970), (620, 33759176), (682, 30690160), (880, 23784874), (992, 21099485), (1240, 16879588), (1364, 15345080), (1705, 12276064), (1760, 11892437), (2480, 8439794), (2728, 7672540), (3410, 6138032), (4960, 4219897), (5456, 3836270), (6820, 3069016), (10912, 1918135), (13640, 1534508), (27280, 767254), (54560, 383627)]