40104448

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:157

約数の個数: 80

約数和(自身を含む): 86300280

約数和(自身を除く): 46195832

約数列:

[1, 2, 4, 8, 16, 29, 32, 37, 58, 64, 73, 74, 116, 128, 146, 148, 232, 256, 292, 296, 464, 512, 584, 592, 928, 1073, 1168, 1184, 1856, 2117, 2146, 2336, 2368, 2701, 3712, 4234, 4292, 4672, 4736, 5402, 7424, 8468, 8584, 9344, 9472, 10804, 14848, 16936, 17168, 18688, 18944, 21608, 33872, 34336, 37376, 43216, 67744, 68672, 78329, 86432, 135488, 137344, 156658, 172864, 270976, 274688, 313316, 345728, 541952, 549376, 626632, 691456, 1083904, 1253264, 1382912, 2506528, 5013056, 10026112, 20052224, 40104448]

約数ペア:

[(1, 40104448), (2, 20052224), (4, 10026112), (8, 5013056), (16, 2506528), (29, 1382912), (32, 1253264), (37, 1083904), (58, 691456), (64, 626632), (73, 549376), (74, 541952), (116, 345728), (128, 313316), (146, 274688), (148, 270976), (232, 172864), (256, 156658), (292, 137344), (296, 135488), (464, 86432), (512, 78329), (584, 68672), (592, 67744), (928, 43216), (1073, 37376), (1168, 34336), (1184, 33872), (1856, 21608), (2117, 18944), (2146, 18688), (2336, 17168), (2368, 16936), (2701, 14848), (3712, 10804), (4234, 9472), (4292, 9344), (4672, 8584), (4736, 8468), (5402, 7424)]