140118040

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{39359}}^1$

素因数の和:39459

約数の個数: 32

約数和(自身を含む): 318816000

約数和(自身を除く): 178697960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 39359, 78718, 157436, 196795, 314872, 393590, 787180, 1574360, 3502951, 7005902, 14011804, 17514755, 28023608, 35029510, 70059020, 140118040]

約数ペア:

[(1, 140118040), (2, 70059020), (4, 35029510), (5, 28023608), (8, 17514755), (10, 14011804), (20, 7005902), (40, 3502951), (89, 1574360), (178, 787180), (356, 393590), (445, 314872), (712, 196795), (890, 157436), (1780, 78718), (3560, 39359)]