662720

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:145

約数の個数: 56

約数和(自身を含む): 1676400

約数和(自身を除く): 1013680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 109, 152, 160, 190, 218, 304, 320, 380, 436, 545, 608, 760, 872, 1090, 1216, 1520, 1744, 2071, 2180, 3040, 3488, 4142, 4360, 6080, 6976, 8284, 8720, 10355, 16568, 17440, 20710, 33136, 34880, 41420, 66272, 82840, 132544, 165680, 331360, 662720]

約数ペア:

[(1, 662720), (2, 331360), (4, 165680), (5, 132544), (8, 82840), (10, 66272), (16, 41420), (19, 34880), (20, 33136), (32, 20710), (38, 17440), (40, 16568), (64, 10355), (76, 8720), (80, 8284), (95, 6976), (109, 6080), (152, 4360), (160, 4142), (190, 3488), (218, 3040), (304, 2180), (320, 2071), (380, 1744), (436, 1520), (545, 1216), (608, 1090), (760, 872)]