38141840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:600

約数の個数: 80

約数和(自身を含む): 98029440

約数和(自身を除く): 59887600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 89, 110, 176, 178, 220, 356, 440, 445, 487, 712, 880, 890, 974, 979, 1424, 1780, 1948, 1958, 2435, 3560, 3896, 3916, 4870, 4895, 5357, 7120, 7792, 7832, 9740, 9790, 10714, 15664, 19480, 19580, 21428, 26785, 38960, 39160, 42856, 43343, 53570, 78320, 85712, 86686, 107140, 173372, 214280, 216715, 346744, 428560, 433430, 476773, 693488, 866860, 953546, 1733720, 1907092, 2383865, 3467440, 3814184, 4767730, 7628368, 9535460, 19070920, 38141840]

約数ペア:

[(1, 38141840), (2, 19070920), (4, 9535460), (5, 7628368), (8, 4767730), (10, 3814184), (11, 3467440), (16, 2383865), (20, 1907092), (22, 1733720), (40, 953546), (44, 866860), (55, 693488), (80, 476773), (88, 433430), (89, 428560), (110, 346744), (176, 216715), (178, 214280), (220, 173372), (356, 107140), (440, 86686), (445, 85712), (487, 78320), (712, 53570), (880, 43343), (890, 42856), (974, 39160), (979, 38960), (1424, 26785), (1780, 21428), (1948, 19580), (1958, 19480), (2435, 15664), (3560, 10714), (3896, 9790), (3916, 9740), (4870, 7832), (4895, 7792), (5357, 7120)]