890509436

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{547}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 1677866400

約数和(自身を除く): 787356964

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 269, 356, 538, 547, 1076, 1094, 1513, 2188, 3026, 4573, 6052, 9146, 9299, 18292, 18598, 23941, 37196, 47882, 48683, 95764, 97366, 147143, 194732, 294286, 406997, 588572, 813994, 827611, 1627988, 1655222, 2501431, 3310444, 5002862, 10005724, 13095727, 26191454, 52382908, 222627359, 445254718, 890509436]

約数ペア:

[(1, 890509436), (2, 445254718), (4, 222627359), (17, 52382908), (34, 26191454), (68, 13095727), (89, 10005724), (178, 5002862), (269, 3310444), (356, 2501431), (538, 1655222), (547, 1627988), (1076, 827611), (1094, 813994), (1513, 588572), (2188, 406997), (3026, 294286), (4573, 194732), (6052, 147143), (9146, 97366), (9299, 95764), (18292, 48683), (18598, 47882), (23941, 37196)]