140260496

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{853}}^1$

素因数の和:1143

約数の個数: 40

約数和(自身を含む): 279565440

約数和(自身を除く): 139304944

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 239, 344, 478, 688, 853, 956, 1706, 1912, 3412, 3824, 6824, 10277, 13648, 20554, 36679, 41108, 73358, 82216, 146716, 164432, 203867, 293432, 407734, 586864, 815468, 1630936, 3261872, 8766281, 17532562, 35065124, 70130248, 140260496]

約数ペア:

[(1, 140260496), (2, 70130248), (4, 35065124), (8, 17532562), (16, 8766281), (43, 3261872), (86, 1630936), (172, 815468), (239, 586864), (344, 407734), (478, 293432), (688, 203867), (853, 164432), (956, 146716), (1706, 82216), (1912, 73358), (3412, 41108), (3824, 36679), (6824, 20554), (10277, 13648)]