220778852

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{2069}}^1$

素因数の和:2220

約数の個数: 48

約数和(自身を含む): 458115840

約数和(自身を除く): 237336988

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 103, 148, 206, 259, 412, 518, 721, 1036, 1442, 2069, 2884, 3811, 4138, 7622, 8276, 14483, 15244, 26677, 28966, 53354, 57932, 76553, 106708, 153106, 213107, 306212, 426214, 535871, 852428, 1071742, 1491749, 2143484, 2983498, 5966996, 7884959, 15769918, 31539836, 55194713, 110389426, 220778852]

約数ペア:

[(1, 220778852), (2, 110389426), (4, 55194713), (7, 31539836), (14, 15769918), (28, 7884959), (37, 5966996), (74, 2983498), (103, 2143484), (148, 1491749), (206, 1071742), (259, 852428), (412, 535871), (518, 426214), (721, 306212), (1036, 213107), (1442, 153106), (2069, 106708), (2884, 76553), (3811, 57932), (4138, 53354), (7622, 28966), (8276, 26677), (14483, 15244)]