42439880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 113270400

約数和(自身を除く): 70830520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 59, 70, 98, 118, 140, 196, 236, 245, 280, 295, 367, 392, 413, 472, 490, 590, 734, 826, 980, 1180, 1468, 1652, 1835, 1960, 2065, 2360, 2569, 2891, 2936, 3304, 3670, 4130, 5138, 5782, 7340, 8260, 10276, 11564, 12845, 14455, 14680, 16520, 17983, 20552, 21653, 23128, 25690, 28910, 35966, 43306, 51380, 57820, 71932, 86612, 89915, 102760, 108265, 115640, 143864, 151571, 173224, 179830, 216530, 303142, 359660, 433060, 606284, 719320, 757855, 866120, 1060997, 1212568, 1515710, 2121994, 3031420, 4243988, 5304985, 6062840, 8487976, 10609970, 21219940, 42439880]

約数ペア:

[(1, 42439880), (2, 21219940), (4, 10609970), (5, 8487976), (7, 6062840), (8, 5304985), (10, 4243988), (14, 3031420), (20, 2121994), (28, 1515710), (35, 1212568), (40, 1060997), (49, 866120), (56, 757855), (59, 719320), (70, 606284), (98, 433060), (118, 359660), (140, 303142), (196, 216530), (236, 179830), (245, 173224), (280, 151571), (295, 143864), (367, 115640), (392, 108265), (413, 102760), (472, 89915), (490, 86612), (590, 71932), (734, 57820), (826, 51380), (980, 43306), (1180, 35966), (1468, 28910), (1652, 25690), (1835, 23128), (1960, 21653), (2065, 20552), (2360, 17983), (2569, 16520), (2891, 14680), (2936, 14455), (3304, 12845), (3670, 11564), (4130, 10276), (5138, 8260), (5782, 7340)]