40973920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19699}}^1$

素因数の和:19727

約数の個数: 48

約数和(自身を含む): 104252400

約数和(自身を除く): 63278480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 19699, 39398, 78796, 98495, 157592, 196990, 256087, 315184, 393980, 512174, 630368, 787960, 1024348, 1280435, 1575920, 2048696, 2560870, 3151840, 4097392, 5121740, 8194784, 10243480, 20486960, 40973920]

約数ペア:

[(1, 40973920), (2, 20486960), (4, 10243480), (5, 8194784), (8, 5121740), (10, 4097392), (13, 3151840), (16, 2560870), (20, 2048696), (26, 1575920), (32, 1280435), (40, 1024348), (52, 787960), (65, 630368), (80, 512174), (104, 393980), (130, 315184), (160, 256087), (208, 196990), (260, 157592), (416, 98495), (520, 78796), (1040, 39398), (2080, 19699)]