670656640

素因数分解:

$2^7\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2293}}^1$

素因数の和:2769

約数の個数: 64

約数和(自身を含む): 1607497560

約数和(自身を除く): 936840920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 457, 640, 914, 1828, 2285, 2293, 3656, 4570, 4586, 7312, 9140, 9172, 11465, 14624, 18280, 18344, 22930, 29248, 36560, 36688, 45860, 58496, 73120, 73376, 91720, 146240, 146752, 183440, 292480, 293504, 366880, 733760, 1047901, 1467520, 2095802, 4191604, 5239505, 8383208, 10479010, 16766416, 20958020, 33532832, 41916040, 67065664, 83832080, 134131328, 167664160, 335328320, 670656640]

約数ペア:

[(1, 670656640), (2, 335328320), (4, 167664160), (5, 134131328), (8, 83832080), (10, 67065664), (16, 41916040), (20, 33532832), (32, 20958020), (40, 16766416), (64, 10479010), (80, 8383208), (128, 5239505), (160, 4191604), (320, 2095802), (457, 1467520), (640, 1047901), (914, 733760), (1828, 366880), (2285, 293504), (2293, 292480), (3656, 183440), (4570, 146752), (4586, 146240), (7312, 91720), (9140, 73376), (9172, 73120), (11465, 58496), (14624, 45860), (18280, 36688), (18344, 36560), (22930, 29248)]