135804520

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{11059}}^1$

素因数の和:11377

約数の個数: 32

約数和(自身を含む): 306583200

約数和(自身を除く): 170778680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 11059, 12280, 22118, 44236, 55295, 88472, 110590, 221180, 442360, 3395113, 6790226, 13580452, 16975565, 27160904, 33951130, 67902260, 135804520]

約数ペア:

[(1, 135804520), (2, 67902260), (4, 33951130), (5, 27160904), (8, 16975565), (10, 13580452), (20, 6790226), (40, 3395113), (307, 442360), (614, 221180), (1228, 110590), (1535, 88472), (2456, 55295), (3070, 44236), (6140, 22118), (11059, 12280)]