147171920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{262807}}^1$

素因数の和:262827

約数の個数: 40

約数和(自身を含む): 391058304

約数和(自身を除く): 243886384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 262807, 525614, 1051228, 1314035, 1839649, 2102456, 2628070, 3679298, 4204912, 5256140, 7358596, 9198245, 10512280, 14717192, 18396490, 21024560, 29434384, 36792980, 73585960, 147171920]

約数ペア:

[(1, 147171920), (2, 73585960), (4, 36792980), (5, 29434384), (7, 21024560), (8, 18396490), (10, 14717192), (14, 10512280), (16, 9198245), (20, 7358596), (28, 5256140), (35, 4204912), (40, 3679298), (56, 2628070), (70, 2102456), (80, 1839649), (112, 1314035), (140, 1051228), (280, 525614), (560, 262807)]