2040195120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{17747}}^1$

素因数の和:18242

約数の個数: 80

約数和(自身を含む): 6338165760

約数和(自身を除く): 4297970640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 479, 958, 1437, 1916, 2395, 2874, 3832, 4790, 5748, 7185, 7664, 9580, 11496, 14370, 17747, 19160, 22992, 28740, 35494, 38320, 53241, 57480, 70988, 88735, 106482, 114960, 141976, 177470, 212964, 266205, 283952, 354940, 425928, 532410, 709880, 851856, 1064820, 1419760, 2129640, 4259280, 8500813, 17001626, 25502439, 34003252, 42504065, 51004878, 68006504, 85008130, 102009756, 127512195, 136013008, 170016260, 204019512, 255024390, 340032520, 408039024, 510048780, 680065040, 1020097560, 2040195120]

約数ペア:

[(1, 2040195120), (2, 1020097560), (3, 680065040), (4, 510048780), (5, 408039024), (6, 340032520), (8, 255024390), (10, 204019512), (12, 170016260), (15, 136013008), (16, 127512195), (20, 102009756), (24, 85008130), (30, 68006504), (40, 51004878), (48, 42504065), (60, 34003252), (80, 25502439), (120, 17001626), (240, 8500813), (479, 4259280), (958, 2129640), (1437, 1419760), (1916, 1064820), (2395, 851856), (2874, 709880), (3832, 532410), (4790, 425928), (5748, 354940), (7185, 283952), (7664, 266205), (9580, 212964), (11496, 177470), (14370, 141976), (17747, 114960), (19160, 106482), (22992, 88735), (28740, 70988), (35494, 57480), (38320, 53241)]