2371840

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 6070680

約数和(自身を除く): 3698840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 109, 128, 136, 160, 170, 218, 256, 272, 320, 340, 436, 544, 545, 640, 680, 872, 1088, 1090, 1280, 1360, 1744, 1853, 2176, 2180, 2720, 3488, 3706, 4352, 4360, 5440, 6976, 7412, 8720, 9265, 10880, 13952, 14824, 17440, 18530, 21760, 27904, 29648, 34880, 37060, 59296, 69760, 74120, 118592, 139520, 148240, 237184, 296480, 474368, 592960, 1185920, 2371840]

約数ペア:

[(1, 2371840), (2, 1185920), (4, 592960), (5, 474368), (8, 296480), (10, 237184), (16, 148240), (17, 139520), (20, 118592), (32, 74120), (34, 69760), (40, 59296), (64, 37060), (68, 34880), (80, 29648), (85, 27904), (109, 21760), (128, 18530), (136, 17440), (160, 14824), (170, 13952), (218, 10880), (256, 9265), (272, 8720), (320, 7412), (340, 6976), (436, 5440), (544, 4360), (545, 4352), (640, 3706), (680, 3488), (872, 2720), (1088, 2180), (1090, 2176), (1280, 1853), (1360, 1744)]