40405504

素因数分解:

$2^9\times {\mathrm{53}}^1\times {\mathrm{1489}}^1$

素因数の和:1560

約数の個数: 40

約数和(自身を含む): 82310580

約数和(自身を除く): 41905076

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 256, 424, 512, 848, 1489, 1696, 2978, 3392, 5956, 6784, 11912, 13568, 23824, 27136, 47648, 78917, 95296, 157834, 190592, 315668, 381184, 631336, 762368, 1262672, 2525344, 5050688, 10101376, 20202752, 40405504]

約数ペア:

[(1, 40405504), (2, 20202752), (4, 10101376), (8, 5050688), (16, 2525344), (32, 1262672), (53, 762368), (64, 631336), (106, 381184), (128, 315668), (212, 190592), (256, 157834), (424, 95296), (512, 78917), (848, 47648), (1489, 27136), (1696, 23824), (2978, 13568), (3392, 11912), (5956, 6784)]