400400130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1026667}}^1$

素因数の和:1026690

約数の個数: 32

約数和(自身を含む): 1034881344

約数和(自身を除く): 634481214

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1026667, 2053334, 3080001, 5133335, 6160002, 10266670, 13346671, 15400005, 26693342, 30800010, 40040013, 66733355, 80080026, 133466710, 200200065, 400400130]

約数ペア:

[(1, 400400130), (2, 200200065), (3, 133466710), (5, 80080026), (6, 66733355), (10, 40040013), (13, 30800010), (15, 26693342), (26, 15400005), (30, 13346671), (39, 10266670), (65, 6160002), (78, 5133335), (130, 3080001), (195, 2053334), (390, 1026667)]