2021283519920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{1230629}}^1$

素因数の和:1231075

約数の個数: 120

約数和(自身を含む): 5479798489200

約数和(自身を除く): 3458514969280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 419, 490, 560, 784, 838, 980, 1676, 1960, 2095, 2933, 3352, 3920, 4190, 5866, 6704, 8380, 11732, 14665, 16760, 20531, 23464, 29330, 33520, 41062, 46928, 58660, 82124, 102655, 117320, 164248, 205310, 234640, 328496, 410620, 821240, 1230629, 1642480, 2461258, 4922516, 6153145, 8614403, 9845032, 12306290, 17228806, 19690064, 24612580, 34457612, 43072015, 49225160, 60300821, 68915224, 86144030, 98450320, 120601642, 137830448, 172288060, 241203284, 301504105, 344576120, 482406568, 515633551, 603008210, 689152240, 964813136, 1031267102, 1206016420, 2062534204, 2412032840, 2578167755, 3609434857, 4125068408, 4824065680, 5156335510, 7218869714, 8250136816, 10312671020, 14437739428, 18047174285, 20625342040, 25266043999, 28875478856, 36094348570, 41250684080, 50532087998, 57750957712, 72188697140, 101064175996, 126330219995, 144377394280, 202128351992, 252660439990, 288754788560, 404256703984, 505320879980, 1010641759960, 2021283519920]

約数ペア:

[(1, 2021283519920), (2, 1010641759960), (4, 505320879980), (5, 404256703984), (7, 288754788560), (8, 252660439990), (10, 202128351992), (14, 144377394280), (16, 126330219995), (20, 101064175996), (28, 72188697140), (35, 57750957712), (40, 50532087998), (49, 41250684080), (56, 36094348570), (70, 28875478856), (80, 25266043999), (98, 20625342040), (112, 18047174285), (140, 14437739428), (196, 10312671020), (245, 8250136816), (280, 7218869714), (392, 5156335510), (419, 4824065680), (490, 4125068408), (560, 3609434857), (784, 2578167755), (838, 2412032840), (980, 2062534204), (1676, 1206016420), (1960, 1031267102), (2095, 964813136), (2933, 689152240), (3352, 603008210), (3920, 515633551), (4190, 482406568), (5866, 344576120), (6704, 301504105), (8380, 241203284), (11732, 172288060), (14665, 137830448), (16760, 120601642), (20531, 98450320), (23464, 86144030), (29330, 68915224), (33520, 60300821), (41062, 49225160), (46928, 43072015), (58660, 34457612), (82124, 24612580), (102655, 19690064), (117320, 17228806), (164248, 12306290), (205310, 9845032), (234640, 8614403), (328496, 6153145), (410620, 4922516), (821240, 2461258), (1230629, 1642480)]