634480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1$

素因数の和:134

約数の個数: 80

約数和(自身を含む): 1857024

約数和(自身を除く): 1222544

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, 103, 110, 112, 140, 154, 176, 206, 220, 280, 308, 385, 412, 440, 515, 560, 616, 721, 770, 824, 880, 1030, 1133, 1232, 1442, 1540, 1648, 2060, 2266, 2884, 3080, 3605, 4120, 4532, 5665, 5768, 6160, 7210, 7931, 8240, 9064, 11330, 11536, 14420, 15862, 18128, 22660, 28840, 31724, 39655, 45320, 57680, 63448, 79310, 90640, 126896, 158620, 317240, 634480]

約数ペア:

[(1, 634480), (2, 317240), (4, 158620), (5, 126896), (7, 90640), (8, 79310), (10, 63448), (11, 57680), (14, 45320), (16, 39655), (20, 31724), (22, 28840), (28, 22660), (35, 18128), (40, 15862), (44, 14420), (55, 11536), (56, 11330), (70, 9064), (77, 8240), (80, 7931), (88, 7210), (103, 6160), (110, 5768), (112, 5665), (140, 4532), (154, 4120), (176, 3605), (206, 3080), (220, 2884), (280, 2266), (308, 2060), (385, 1648), (412, 1540), (440, 1442), (515, 1232), (560, 1133), (616, 1030), (721, 880), (770, 824)]