830318620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{5449}}^1$

素因数の和:5878

約数の個数: 48

約数和(自身を含む): 1840356000

約数和(自身を除く): 1010037380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 401, 802, 1604, 2005, 4010, 5449, 7619, 8020, 10898, 15238, 21796, 27245, 30476, 38095, 54490, 76190, 103531, 108980, 152380, 207062, 414124, 517655, 1035310, 2070620, 2185049, 4370098, 8740196, 10925245, 21850490, 41515931, 43700980, 83031862, 166063724, 207579655, 415159310, 830318620]

約数ペア:

[(1, 830318620), (2, 415159310), (4, 207579655), (5, 166063724), (10, 83031862), (19, 43700980), (20, 41515931), (38, 21850490), (76, 10925245), (95, 8740196), (190, 4370098), (380, 2185049), (401, 2070620), (802, 1035310), (1604, 517655), (2005, 414124), (4010, 207062), (5449, 152380), (7619, 108980), (8020, 103531), (10898, 76190), (15238, 54490), (21796, 38095), (27245, 30476)]