47875940

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{997}}^1$

素因数の和:1034

約数の個数: 60

約数和(自身を含む): 117406716

約数和(自身を除く): 69530776

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 997, 1372, 1715, 1994, 2401, 3430, 3988, 4802, 4985, 6860, 6979, 9604, 9970, 12005, 13958, 19940, 24010, 27916, 34895, 48020, 48853, 69790, 97706, 139580, 195412, 244265, 341971, 488530, 683942, 977060, 1367884, 1709855, 2393797, 3419710, 4787594, 6839420, 9575188, 11968985, 23937970, 47875940]

約数ペア:

[(1, 47875940), (2, 23937970), (4, 11968985), (5, 9575188), (7, 6839420), (10, 4787594), (14, 3419710), (20, 2393797), (28, 1709855), (35, 1367884), (49, 977060), (70, 683942), (98, 488530), (140, 341971), (196, 244265), (245, 195412), (343, 139580), (490, 97706), (686, 69790), (980, 48853), (997, 48020), (1372, 34895), (1715, 27916), (1994, 24010), (2401, 19940), (3430, 13958), (3988, 12005), (4802, 9970), (4985, 9604), (6860, 6979)]