6517840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 17641728

約数和(自身を除く): 11123888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 113, 140, 206, 226, 280, 412, 452, 515, 560, 565, 721, 791, 824, 904, 1030, 1130, 1442, 1582, 1648, 1808, 2060, 2260, 2884, 3164, 3605, 3955, 4120, 4520, 5768, 6328, 7210, 7910, 8240, 9040, 11536, 11639, 12656, 14420, 15820, 23278, 28840, 31640, 46556, 57680, 58195, 63280, 81473, 93112, 116390, 162946, 186224, 232780, 325892, 407365, 465560, 651784, 814730, 931120, 1303568, 1629460, 3258920, 6517840]

約数ペア:

[(1, 6517840), (2, 3258920), (4, 1629460), (5, 1303568), (7, 931120), (8, 814730), (10, 651784), (14, 465560), (16, 407365), (20, 325892), (28, 232780), (35, 186224), (40, 162946), (56, 116390), (70, 93112), (80, 81473), (103, 63280), (112, 58195), (113, 57680), (140, 46556), (206, 31640), (226, 28840), (280, 23278), (412, 15820), (452, 14420), (515, 12656), (560, 11639), (565, 11536), (721, 9040), (791, 8240), (824, 7910), (904, 7210), (1030, 6328), (1130, 5768), (1442, 4520), (1582, 4120), (1648, 3955), (1808, 3605), (2060, 3164), (2260, 2884)]