849687620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{39301}}^1$

素因数の和:39380

約数の個数: 48

約数和(自身を含む): 1901587968

約数和(自身を除く): 1051900348

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 940, 1081, 2162, 4324, 5405, 10810, 21620, 39301, 78602, 157204, 196505, 393010, 786020, 903923, 1807846, 1847147, 3615692, 3694294, 4519615, 7388588, 9039230, 9235735, 18078460, 18471470, 36942940, 42484381, 84968762, 169937524, 212421905, 424843810, 849687620]

約数ペア:

[(1, 849687620), (2, 424843810), (4, 212421905), (5, 169937524), (10, 84968762), (20, 42484381), (23, 36942940), (46, 18471470), (47, 18078460), (92, 9235735), (94, 9039230), (115, 7388588), (188, 4519615), (230, 3694294), (235, 3615692), (460, 1847147), (470, 1807846), (940, 903923), (1081, 786020), (2162, 393010), (4324, 196505), (5405, 157204), (10810, 78602), (21620, 39301)]