40820416

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 112

約数和(自身を含む): 102640384

約数和(自身を除く): 61819968

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 43, 52, 56, 64, 86, 91, 104, 112, 163, 172, 182, 208, 224, 301, 326, 344, 364, 416, 448, 559, 602, 652, 688, 728, 832, 1118, 1141, 1204, 1304, 1376, 1456, 2119, 2236, 2282, 2408, 2608, 2752, 2912, 3913, 4238, 4472, 4564, 4816, 5216, 5824, 7009, 7826, 8476, 8944, 9128, 9632, 10432, 14018, 14833, 15652, 16952, 17888, 18256, 19264, 28036, 29666, 31304, 33904, 35776, 36512, 49063, 56072, 59332, 62608, 67808, 73024, 91117, 98126, 112144, 118664, 125216, 135616, 182234, 196252, 224288, 237328, 250432, 364468, 392504, 448576, 474656, 637819, 728936, 785008, 949312, 1275638, 1457872, 1570016, 2551276, 2915744, 3140032, 5102552, 5831488, 10205104, 20410208, 40820416]

約数ペア:

[(1, 40820416), (2, 20410208), (4, 10205104), (7, 5831488), (8, 5102552), (13, 3140032), (14, 2915744), (16, 2551276), (26, 1570016), (28, 1457872), (32, 1275638), (43, 949312), (52, 785008), (56, 728936), (64, 637819), (86, 474656), (91, 448576), (104, 392504), (112, 364468), (163, 250432), (172, 237328), (182, 224288), (208, 196252), (224, 182234), (301, 135616), (326, 125216), (344, 118664), (364, 112144), (416, 98126), (448, 91117), (559, 73024), (602, 67808), (652, 62608), (688, 59332), (728, 56072), (832, 49063), (1118, 36512), (1141, 35776), (1204, 33904), (1304, 31304), (1376, 29666), (1456, 28036), (2119, 19264), (2236, 18256), (2282, 17888), (2408, 16952), (2608, 15652), (2752, 14833), (2912, 14018), (3913, 10432), (4238, 9632), (4472, 9128), (4564, 8944), (4816, 8476), (5216, 7826), (5824, 7009)]