764540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 1892352

約数和(自身を除く): 1127812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 127, 140, 172, 215, 254, 301, 430, 508, 602, 635, 860, 889, 1204, 1270, 1505, 1778, 2540, 3010, 3556, 4445, 5461, 6020, 8890, 10922, 17780, 21844, 27305, 38227, 54610, 76454, 109220, 152908, 191135, 382270, 764540]

約数ペア:

[(1, 764540), (2, 382270), (4, 191135), (5, 152908), (7, 109220), (10, 76454), (14, 54610), (20, 38227), (28, 27305), (35, 21844), (43, 17780), (70, 10922), (86, 8890), (127, 6020), (140, 5461), (172, 4445), (215, 3556), (254, 3010), (301, 2540), (430, 1778), (508, 1505), (602, 1270), (635, 1204), (860, 889)]