3908270

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 32

約数和(自身を含む): 7365600

約数和(自身を除く): 3457330

約数列:

[1, 2, 5, 10, 43, 61, 86, 122, 149, 215, 298, 305, 430, 610, 745, 1490, 2623, 5246, 6407, 9089, 12814, 13115, 18178, 26230, 32035, 45445, 64070, 90890, 390827, 781654, 1954135, 3908270]

約数ペア:

[(1, 3908270), (2, 1954135), (5, 781654), (10, 390827), (43, 90890), (61, 64070), (86, 45445), (122, 32035), (149, 26230), (215, 18178), (298, 13115), (305, 12814), (430, 9089), (610, 6407), (745, 5246), (1490, 2623)]