194742520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{695509}}^1$

素因数の和:695527

約数の個数: 32

約数和(自身を含む): 500767200

約数和(自身を除く): 306024680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 695509, 1391018, 2782036, 3477545, 4868563, 5564072, 6955090, 9737126, 13910180, 19474252, 24342815, 27820360, 38948504, 48685630, 97371260, 194742520]

約数ペア:

[(1, 194742520), (2, 97371260), (4, 48685630), (5, 38948504), (7, 27820360), (8, 24342815), (10, 19474252), (14, 13910180), (20, 9737126), (28, 6955090), (35, 5564072), (40, 4868563), (56, 3477545), (70, 2782036), (140, 1391018), (280, 695509)]