15000000440

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3504673}}^1$

素因数の和:3504791

約数の個数: 32

約数和(自身を含む): 34065431280

約数和(自身を除く): 19065430840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 3504673, 7009346, 14018692, 17523365, 28037384, 35046730, 70093460, 140186920, 375000011, 750000022, 1500000044, 1875000055, 3000000088, 3750000110, 7500000220, 15000000440]

約数ペア:

[(1, 15000000440), (2, 7500000220), (4, 3750000110), (5, 3000000088), (8, 1875000055), (10, 1500000044), (20, 750000022), (40, 375000011), (107, 140186920), (214, 70093460), (428, 35046730), (535, 28037384), (856, 17523365), (1070, 14018692), (2140, 7009346), (4280, 3504673)]