43289740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{997}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 98586432

約数和(自身を除く): 55296692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 668, 835, 997, 1670, 1994, 2171, 3340, 3988, 4342, 4985, 8684, 9970, 10855, 12961, 19940, 21710, 25922, 43420, 51844, 64805, 129610, 166499, 259220, 332998, 665996, 832495, 1664990, 2164487, 3329980, 4328974, 8657948, 10822435, 21644870, 43289740]

約数ペア:

[(1, 43289740), (2, 21644870), (4, 10822435), (5, 8657948), (10, 4328974), (13, 3329980), (20, 2164487), (26, 1664990), (52, 832495), (65, 665996), (130, 332998), (167, 259220), (260, 166499), (334, 129610), (668, 64805), (835, 51844), (997, 43420), (1670, 25922), (1994, 21710), (2171, 19940), (3340, 12961), (3988, 10855), (4342, 9970), (4985, 8684)]