2914714480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1\times {\mathrm{947}}^1$

素因数の和:1526

約数の個数: 80

約数和(自身を含む): 6883845120

約数和(自身を除く): 3969130640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 487, 632, 790, 947, 974, 1264, 1580, 1894, 1948, 2435, 3160, 3788, 3896, 4735, 4870, 6320, 7576, 7792, 9470, 9740, 15152, 18940, 19480, 37880, 38473, 38960, 74813, 75760, 76946, 149626, 153892, 192365, 299252, 307784, 374065, 384730, 461189, 598504, 615568, 748130, 769460, 922378, 1197008, 1496260, 1538920, 1844756, 2305945, 2992520, 3077840, 3689512, 4611890, 5985040, 7379024, 9223780, 18447560, 36433931, 36895120, 72867862, 145735724, 182169655, 291471448, 364339310, 582942896, 728678620, 1457357240, 2914714480]

約数ペア:

[(1, 2914714480), (2, 1457357240), (4, 728678620), (5, 582942896), (8, 364339310), (10, 291471448), (16, 182169655), (20, 145735724), (40, 72867862), (79, 36895120), (80, 36433931), (158, 18447560), (316, 9223780), (395, 7379024), (487, 5985040), (632, 4611890), (790, 3689512), (947, 3077840), (974, 2992520), (1264, 2305945), (1580, 1844756), (1894, 1538920), (1948, 1496260), (2435, 1197008), (3160, 922378), (3788, 769460), (3896, 748130), (4735, 615568), (4870, 598504), (6320, 461189), (7576, 384730), (7792, 374065), (9470, 307784), (9740, 299252), (15152, 192365), (18940, 153892), (19480, 149626), (37880, 76946), (38473, 75760), (38960, 74813)]