23403940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{479}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 56448000

約数和(自身を除く): 33044060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 479, 698, 958, 1396, 1745, 1916, 2395, 2443, 3353, 3490, 4790, 4886, 6706, 6980, 9580, 9772, 12215, 13412, 16765, 24430, 33530, 48860, 67060, 167171, 334342, 668684, 835855, 1170197, 1671710, 2340394, 3343420, 4680788, 5850985, 11701970, 23403940]

約数ペア:

[(1, 23403940), (2, 11701970), (4, 5850985), (5, 4680788), (7, 3343420), (10, 2340394), (14, 1671710), (20, 1170197), (28, 835855), (35, 668684), (70, 334342), (140, 167171), (349, 67060), (479, 48860), (698, 33530), (958, 24430), (1396, 16765), (1745, 13412), (1916, 12215), (2395, 9772), (2443, 9580), (3353, 6980), (3490, 6706), (4790, 4886)]