420014820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{53437}}^1$

素因数の和:53580

約数の個数: 48

約数和(自身を含む): 1185041088

約数和(自身を除く): 765026268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 53437, 106874, 160311, 213748, 267185, 320622, 534370, 641244, 801555, 1068740, 1603110, 3206220, 7000247, 14000494, 21000741, 28000988, 35001235, 42001482, 70002470, 84002964, 105003705, 140004940, 210007410, 420014820]

約数ペア:

[(1, 420014820), (2, 210007410), (3, 140004940), (4, 105003705), (5, 84002964), (6, 70002470), (10, 42001482), (12, 35001235), (15, 28000988), (20, 21000741), (30, 14000494), (60, 7000247), (131, 3206220), (262, 1603110), (393, 1068740), (524, 801555), (655, 641244), (786, 534370), (1310, 320622), (1572, 267185), (1965, 213748), (2620, 160311), (3930, 106874), (7860, 53437)]