63245840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{112939}}^1$

素因数の和:112959

約数の個数: 40

約数和(自身を含む): 168054720

約数和(自身を除く): 104808880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 112939, 225878, 451756, 564695, 790573, 903512, 1129390, 1581146, 1807024, 2258780, 3162292, 3952865, 4517560, 6324584, 7905730, 9035120, 12649168, 15811460, 31622920, 63245840]

約数ペア:

[(1, 63245840), (2, 31622920), (4, 15811460), (5, 12649168), (7, 9035120), (8, 7905730), (10, 6324584), (14, 4517560), (16, 3952865), (20, 3162292), (28, 2258780), (35, 1807024), (40, 1581146), (56, 1129390), (70, 903512), (80, 790573), (112, 564695), (140, 451756), (280, 225878), (560, 112939)]