228997360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{66569}}^1$

素因数の和:66625

約数の個数: 40

約数和(自身を含む): 544808880

約数和(自身を除く): 315811520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 66569, 133138, 266276, 332845, 532552, 665690, 1065104, 1331380, 2662760, 2862467, 5325520, 5724934, 11449868, 14312335, 22899736, 28624670, 45799472, 57249340, 114498680, 228997360]

約数ペア:

[(1, 228997360), (2, 114498680), (4, 57249340), (5, 45799472), (8, 28624670), (10, 22899736), (16, 14312335), (20, 11449868), (40, 5724934), (43, 5325520), (80, 2862467), (86, 2662760), (172, 1331380), (215, 1065104), (344, 665690), (430, 532552), (688, 332845), (860, 266276), (1720, 133138), (3440, 66569)]