1043420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 2600640

約数和(自身を除く): 1557220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 257, 290, 406, 514, 580, 812, 1015, 1028, 1285, 1799, 2030, 2570, 3598, 4060, 5140, 7196, 7453, 8995, 14906, 17990, 29812, 35980, 37265, 52171, 74530, 104342, 149060, 208684, 260855, 521710, 1043420]

約数ペア:

[(1, 1043420), (2, 521710), (4, 260855), (5, 208684), (7, 149060), (10, 104342), (14, 74530), (20, 52171), (28, 37265), (29, 35980), (35, 29812), (58, 17990), (70, 14906), (116, 8995), (140, 7453), (145, 7196), (203, 5140), (257, 4060), (290, 3598), (406, 2570), (514, 2030), (580, 1799), (812, 1285), (1015, 1028)]