1569920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 4112640

約数和(自身を除く): 2542720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 223, 320, 352, 440, 446, 640, 704, 880, 892, 1115, 1408, 1760, 1784, 2230, 2453, 3520, 3568, 4460, 4906, 7040, 7136, 8920, 9812, 12265, 14272, 17840, 19624, 24530, 28544, 35680, 39248, 49060, 71360, 78496, 98120, 142720, 156992, 196240, 313984, 392480, 784960, 1569920]

約数ペア:

[(1, 1569920), (2, 784960), (4, 392480), (5, 313984), (8, 196240), (10, 156992), (11, 142720), (16, 98120), (20, 78496), (22, 71360), (32, 49060), (40, 39248), (44, 35680), (55, 28544), (64, 24530), (80, 19624), (88, 17840), (110, 14272), (128, 12265), (160, 9812), (176, 8920), (220, 7136), (223, 7040), (320, 4906), (352, 4460), (440, 3568), (446, 3520), (640, 2453), (704, 2230), (880, 1784), (892, 1760), (1115, 1408)]