40987136

素因数分解:

$2^9\times {\mathrm{17}}^2\times {\mathrm{277}}^1$

素因数の和:329

約数の個数: 60

約数和(自身を含む): 87308958

約数和(自身を除く): 46321822

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 277, 289, 512, 544, 554, 578, 1088, 1108, 1156, 2176, 2216, 2312, 4352, 4432, 4624, 4709, 8704, 8864, 9248, 9418, 17728, 18496, 18836, 35456, 36992, 37672, 70912, 73984, 75344, 80053, 141824, 147968, 150688, 160106, 301376, 320212, 602752, 640424, 1205504, 1280848, 2411008, 2561696, 5123392, 10246784, 20493568, 40987136]

約数ペア:

[(1, 40987136), (2, 20493568), (4, 10246784), (8, 5123392), (16, 2561696), (17, 2411008), (32, 1280848), (34, 1205504), (64, 640424), (68, 602752), (128, 320212), (136, 301376), (256, 160106), (272, 150688), (277, 147968), (289, 141824), (512, 80053), (544, 75344), (554, 73984), (578, 70912), (1088, 37672), (1108, 36992), (1156, 35456), (2176, 18836), (2216, 18496), (2312, 17728), (4352, 9418), (4432, 9248), (4624, 8864), (4709, 8704)]