27728240

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1129}}^1$

素因数の和:1449

約数の個数: 40

約数和(自身を含む): 64735440

約数和(自身を除く): 37007200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1129, 1228, 1535, 2258, 2456, 3070, 4516, 4912, 5645, 6140, 9032, 11290, 12280, 18064, 22580, 24560, 45160, 90320, 346603, 693206, 1386412, 1733015, 2772824, 3466030, 5545648, 6932060, 13864120, 27728240]

約数ペア:

[(1, 27728240), (2, 13864120), (4, 6932060), (5, 5545648), (8, 3466030), (10, 2772824), (16, 1733015), (20, 1386412), (40, 693206), (80, 346603), (307, 90320), (614, 45160), (1129, 24560), (1228, 22580), (1535, 18064), (2258, 12280), (2456, 11290), (3070, 9032), (4516, 6140), (4912, 5645)]