30905728

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2029}}^1$

素因数の和:2067

約数の個数: 64

約数和(自身を含む): 74541600

約数和(自身を除く): 43635872

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 272, 448, 476, 544, 896, 952, 1088, 1904, 2029, 2176, 3808, 4058, 7616, 8116, 14203, 15232, 16232, 28406, 32464, 34493, 56812, 64928, 68986, 113624, 129856, 137972, 227248, 241451, 259712, 275944, 454496, 482902, 551888, 908992, 965804, 1103776, 1817984, 1931608, 2207552, 3863216, 4415104, 7726432, 15452864, 30905728]

約数ペア:

[(1, 30905728), (2, 15452864), (4, 7726432), (7, 4415104), (8, 3863216), (14, 2207552), (16, 1931608), (17, 1817984), (28, 1103776), (32, 965804), (34, 908992), (56, 551888), (64, 482902), (68, 454496), (112, 275944), (119, 259712), (128, 241451), (136, 227248), (224, 137972), (238, 129856), (272, 113624), (448, 68986), (476, 64928), (544, 56812), (896, 34493), (952, 32464), (1088, 28406), (1904, 16232), (2029, 15232), (2176, 14203), (3808, 8116), (4058, 7616)]