28970480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4703}}^1$

素因数の和:4734

約数の個数: 80

約数和(自身を含む): 83994624

約数和(自身を除く): 55024144

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 4703, 6160, 9406, 18812, 23515, 32921, 37624, 47030, 51733, 65842, 75248, 94060, 103466, 131684, 164605, 188120, 206932, 258665, 263368, 329210, 362131, 376240, 413864, 517330, 526736, 658420, 724262, 827728, 1034660, 1316840, 1448524, 1810655, 2069320, 2633680, 2897048, 3621310, 4138640, 5794096, 7242620, 14485240, 28970480]

約数ペア:

[(1, 28970480), (2, 14485240), (4, 7242620), (5, 5794096), (7, 4138640), (8, 3621310), (10, 2897048), (11, 2633680), (14, 2069320), (16, 1810655), (20, 1448524), (22, 1316840), (28, 1034660), (35, 827728), (40, 724262), (44, 658420), (55, 526736), (56, 517330), (70, 413864), (77, 376240), (80, 362131), (88, 329210), (110, 263368), (112, 258665), (140, 206932), (154, 188120), (176, 164605), (220, 131684), (280, 103466), (308, 94060), (385, 75248), (440, 65842), (560, 51733), (616, 47030), (770, 37624), (880, 32921), (1232, 23515), (1540, 18812), (3080, 9406), (4703, 6160)]