1642880

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 4186080

約数和(自身を除く): 2543200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 151, 160, 170, 272, 302, 320, 340, 544, 604, 640, 680, 755, 1088, 1208, 1360, 1510, 2176, 2416, 2567, 2720, 3020, 4832, 5134, 5440, 6040, 9664, 10268, 10880, 12080, 12835, 19328, 20536, 24160, 25670, 41072, 48320, 51340, 82144, 96640, 102680, 164288, 205360, 328576, 410720, 821440, 1642880]

約数ペア:

[(1, 1642880), (2, 821440), (4, 410720), (5, 328576), (8, 205360), (10, 164288), (16, 102680), (17, 96640), (20, 82144), (32, 51340), (34, 48320), (40, 41072), (64, 25670), (68, 24160), (80, 20536), (85, 19328), (128, 12835), (136, 12080), (151, 10880), (160, 10268), (170, 9664), (272, 6040), (302, 5440), (320, 5134), (340, 4832), (544, 3020), (604, 2720), (640, 2567), (680, 2416), (755, 2176), (1088, 1510), (1208, 1360)]