4951540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 11539584

約数和(自身を除く): 6588044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 317, 355, 634, 710, 781, 1268, 1420, 1562, 1585, 3124, 3170, 3487, 3905, 6340, 6974, 7810, 13948, 15620, 17435, 22507, 34870, 45014, 69740, 90028, 112535, 225070, 247577, 450140, 495154, 990308, 1237885, 2475770, 4951540]

約数ペア:

[(1, 4951540), (2, 2475770), (4, 1237885), (5, 990308), (10, 495154), (11, 450140), (20, 247577), (22, 225070), (44, 112535), (55, 90028), (71, 69740), (110, 45014), (142, 34870), (220, 22507), (284, 17435), (317, 15620), (355, 13948), (634, 7810), (710, 6974), (781, 6340), (1268, 3905), (1420, 3487), (1562, 3170), (1585, 3124)]