40789984

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{733}}^1$

素因数の和:827

約数の個数: 48

約数和(自身を含む): 84345408

約数和(自身を除く): 43555424

約数列:

[1, 2, 4, 8, 16, 32, 37, 47, 74, 94, 148, 188, 296, 376, 592, 733, 752, 1184, 1466, 1504, 1739, 2932, 3478, 5864, 6956, 11728, 13912, 23456, 27121, 27824, 34451, 54242, 55648, 68902, 108484, 137804, 216968, 275608, 433936, 551216, 867872, 1102432, 1274687, 2549374, 5098748, 10197496, 20394992, 40789984]

約数ペア:

[(1, 40789984), (2, 20394992), (4, 10197496), (8, 5098748), (16, 2549374), (32, 1274687), (37, 1102432), (47, 867872), (74, 551216), (94, 433936), (148, 275608), (188, 216968), (296, 137804), (376, 108484), (592, 68902), (733, 55648), (752, 54242), (1184, 34451), (1466, 27824), (1504, 27121), (1739, 23456), (2932, 13912), (3478, 11728), (5864, 6956)]