240122890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{38543}}^1$

素因数の和:38646

約数の個数: 32

約数和(自身を含む): 499530240

約数和(自身を除く): 259407350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 38543, 77086, 192715, 269801, 385430, 539602, 1349005, 2698010, 3430327, 6860654, 17151635, 24012289, 34303270, 48024578, 120061445, 240122890]

約数ペア:

[(1, 240122890), (2, 120061445), (5, 48024578), (7, 34303270), (10, 24012289), (14, 17151635), (35, 6860654), (70, 3430327), (89, 2698010), (178, 1349005), (445, 539602), (623, 385430), (890, 269801), (1246, 192715), (3115, 77086), (6230, 38543)]