1940366080

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{24851}}^1$

素因数の和:24933

約数の個数: 72

約数和(自身を含む): 4724166384

約数和(自身を除く): 2783800304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 976, 1220, 1280, 1952, 2440, 3904, 4880, 7808, 9760, 15616, 19520, 24851, 39040, 49702, 78080, 99404, 124255, 198808, 248510, 397616, 497020, 795232, 994040, 1515911, 1590464, 1988080, 3031822, 3180928, 3976160, 6063644, 6361856, 7579555, 7952320, 12127288, 15159110, 15904640, 24254576, 30318220, 31809280, 48509152, 60636440, 97018304, 121272880, 194036608, 242545760, 388073216, 485091520, 970183040, 1940366080]

約数ペア:

[(1, 1940366080), (2, 970183040), (4, 485091520), (5, 388073216), (8, 242545760), (10, 194036608), (16, 121272880), (20, 97018304), (32, 60636440), (40, 48509152), (61, 31809280), (64, 30318220), (80, 24254576), (122, 15904640), (128, 15159110), (160, 12127288), (244, 7952320), (256, 7579555), (305, 6361856), (320, 6063644), (488, 3976160), (610, 3180928), (640, 3031822), (976, 1988080), (1220, 1590464), (1280, 1515911), (1952, 994040), (2440, 795232), (3904, 497020), (4880, 397616), (7808, 248510), (9760, 198808), (15616, 124255), (19520, 99404), (24851, 78080), (39040, 49702)]