1120640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 2864160

約数和(自身を除く): 1743520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 103, 128, 136, 160, 170, 206, 272, 320, 340, 412, 515, 544, 640, 680, 824, 1030, 1088, 1360, 1648, 1751, 2060, 2176, 2720, 3296, 3502, 4120, 5440, 6592, 7004, 8240, 8755, 10880, 13184, 14008, 16480, 17510, 28016, 32960, 35020, 56032, 65920, 70040, 112064, 140080, 224128, 280160, 560320, 1120640]

約数ペア:

[(1, 1120640), (2, 560320), (4, 280160), (5, 224128), (8, 140080), (10, 112064), (16, 70040), (17, 65920), (20, 56032), (32, 35020), (34, 32960), (40, 28016), (64, 17510), (68, 16480), (80, 14008), (85, 13184), (103, 10880), (128, 8755), (136, 8240), (160, 7004), (170, 6592), (206, 5440), (272, 4120), (320, 3502), (340, 3296), (412, 2720), (515, 2176), (544, 2060), (640, 1751), (680, 1648), (824, 1360), (1030, 1088)]