1640186720

素因数分解:

$2^5\times 5^1\times {\mathrm{967}}^1\times {\mathrm{10601}}^1$

素因数の和:11583

約数の個数: 48

約数和(自身を含む): 3879314208

約数和(自身を除く): 2239127488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 967, 1934, 3868, 4835, 7736, 9670, 10601, 15472, 19340, 21202, 30944, 38680, 42404, 53005, 77360, 84808, 106010, 154720, 169616, 212020, 339232, 424040, 848080, 1696160, 10251167, 20502334, 41004668, 51255835, 82009336, 102511670, 164018672, 205023340, 328037344, 410046680, 820093360, 1640186720]

約数ペア:

[(1, 1640186720), (2, 820093360), (4, 410046680), (5, 328037344), (8, 205023340), (10, 164018672), (16, 102511670), (20, 82009336), (32, 51255835), (40, 41004668), (80, 20502334), (160, 10251167), (967, 1696160), (1934, 848080), (3868, 424040), (4835, 339232), (7736, 212020), (9670, 169616), (10601, 154720), (15472, 106010), (19340, 84808), (21202, 77360), (30944, 53005), (38680, 42404)]