30640376

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 63047160

約数和(自身を除く): 32406784

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 169, 173, 262, 338, 346, 524, 676, 692, 1048, 1352, 1384, 1703, 2249, 3406, 4498, 6812, 8996, 13624, 17992, 22139, 22663, 29237, 44278, 45326, 58474, 88556, 90652, 116948, 177112, 181304, 233896, 294619, 589238, 1178476, 2356952, 3830047, 7660094, 15320188, 30640376]

約数ペア:

[(1, 30640376), (2, 15320188), (4, 7660094), (8, 3830047), (13, 2356952), (26, 1178476), (52, 589238), (104, 294619), (131, 233896), (169, 181304), (173, 177112), (262, 116948), (338, 90652), (346, 88556), (524, 58474), (676, 45326), (692, 44278), (1048, 29237), (1352, 22663), (1384, 22139), (1703, 17992), (2249, 13624), (3406, 8996), (4498, 6812)]