40809392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6329}}^1$

素因数の和:6381

約数の個数: 40

約数和(自身を含む): 87911040

約数和(自身を除く): 47101648

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6329, 6448, 12658, 25316, 50632, 82277, 101264, 164554, 196199, 329108, 392398, 658216, 784796, 1316432, 1569592, 2550587, 3139184, 5101174, 10202348, 20404696, 40809392]

約数ペア:

[(1, 40809392), (2, 20404696), (4, 10202348), (8, 5101174), (13, 3139184), (16, 2550587), (26, 1569592), (31, 1316432), (52, 784796), (62, 658216), (104, 392398), (124, 329108), (208, 196199), (248, 164554), (403, 101264), (496, 82277), (806, 50632), (1612, 25316), (3224, 12658), (6329, 6448)]