1294394820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{209449}}^1$

素因数の和:209564

約数の個数: 48

約数和(自身を含む): 3659510400

約数和(自身を除く): 2365115580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 209449, 418898, 628347, 837796, 1047245, 1256694, 2094490, 2513388, 3141735, 4188980, 6283470, 12566940, 21573247, 43146494, 64719741, 86292988, 107866235, 129439482, 215732470, 258878964, 323598705, 431464940, 647197410, 1294394820]

約数ペア:

[(1, 1294394820), (2, 647197410), (3, 431464940), (4, 323598705), (5, 258878964), (6, 215732470), (10, 129439482), (12, 107866235), (15, 86292988), (20, 64719741), (30, 43146494), (60, 21573247), (103, 12566940), (206, 6283470), (309, 4188980), (412, 3141735), (515, 2513388), (618, 2094490), (1030, 1256694), (1236, 1047245), (1545, 837796), (2060, 628347), (3090, 418898), (6180, 209449)]