7997340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10253}}^1$

素因数の和:10278

約数の個数: 48

約数和(自身を含む): 24117408

約数和(自身を除く): 16120068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 10253, 20506, 30759, 41012, 51265, 61518, 102530, 123036, 133289, 153795, 205060, 266578, 307590, 399867, 533156, 615180, 666445, 799734, 1332890, 1599468, 1999335, 2665780, 3998670, 7997340]

約数ペア:

[(1, 7997340), (2, 3998670), (3, 2665780), (4, 1999335), (5, 1599468), (6, 1332890), (10, 799734), (12, 666445), (13, 615180), (15, 533156), (20, 399867), (26, 307590), (30, 266578), (39, 205060), (52, 153795), (60, 133289), (65, 123036), (78, 102530), (130, 61518), (156, 51265), (195, 41012), (260, 30759), (390, 20506), (780, 10253)]