40329940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{5879}}^1$

素因数の和:5909

約数の個数: 48

約数和(自身を含む): 98784000

約数和(自身を除く): 58454060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 5879, 6860, 11758, 23516, 29395, 41153, 58790, 82306, 117580, 164612, 205765, 288071, 411530, 576142, 823060, 1152284, 1440355, 2016497, 2880710, 4032994, 5761420, 8065988, 10082485, 20164970, 40329940]

約数ペア:

[(1, 40329940), (2, 20164970), (4, 10082485), (5, 8065988), (7, 5761420), (10, 4032994), (14, 2880710), (20, 2016497), (28, 1440355), (35, 1152284), (49, 823060), (70, 576142), (98, 411530), (140, 288071), (196, 205765), (245, 164612), (343, 117580), (490, 82306), (686, 58790), (980, 41153), (1372, 29395), (1715, 23516), (3430, 11758), (5879, 6860)]