4217440

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 10212048

約数和(自身を除く): 5994608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 613, 688, 860, 1226, 1376, 1720, 2452, 3065, 3440, 4904, 6130, 6880, 9808, 12260, 19616, 24520, 26359, 49040, 52718, 98080, 105436, 131795, 210872, 263590, 421744, 527180, 843488, 1054360, 2108720, 4217440]

約数ペア:

[(1, 4217440), (2, 2108720), (4, 1054360), (5, 843488), (8, 527180), (10, 421744), (16, 263590), (20, 210872), (32, 131795), (40, 105436), (43, 98080), (80, 52718), (86, 49040), (160, 26359), (172, 24520), (215, 19616), (344, 12260), (430, 9808), (613, 6880), (688, 6130), (860, 4904), (1226, 3440), (1376, 3065), (1720, 2452)]