28383010

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 52747200

約数和(自身を除く): 24364190

約数列:

[1, 2, 5, 10, 43, 86, 149, 215, 298, 430, 443, 745, 886, 1490, 2215, 4430, 6407, 12814, 19049, 32035, 38098, 64070, 66007, 95245, 132014, 190490, 330035, 660070, 2838301, 5676602, 14191505, 28383010]

約数ペア:

[(1, 28383010), (2, 14191505), (5, 5676602), (10, 2838301), (43, 660070), (86, 330035), (149, 190490), (215, 132014), (298, 95245), (430, 66007), (443, 64070), (745, 38098), (886, 32035), (1490, 19049), (2215, 12814), (4430, 6407)]