39877856

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 81640944

約数和(自身を除く): 41763088

約数列:

[1, 2, 4, 8, 16, 32, 43, 73, 86, 146, 172, 292, 344, 397, 584, 688, 794, 1168, 1376, 1588, 2336, 3139, 3176, 6278, 6352, 12556, 12704, 17071, 25112, 28981, 34142, 50224, 57962, 68284, 100448, 115924, 136568, 231848, 273136, 463696, 546272, 927392, 1246183, 2492366, 4984732, 9969464, 19938928, 39877856]

約数ペア:

[(1, 39877856), (2, 19938928), (4, 9969464), (8, 4984732), (16, 2492366), (32, 1246183), (43, 927392), (73, 546272), (86, 463696), (146, 273136), (172, 231848), (292, 136568), (344, 115924), (397, 100448), (584, 68284), (688, 57962), (794, 50224), (1168, 34142), (1376, 28981), (1588, 25112), (2336, 17071), (3139, 12704), (3176, 12556), (6278, 6352)]