31743220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 70172928

約数和(自身を除く): 38429708

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 151, 230, 302, 457, 460, 604, 755, 914, 1510, 1828, 2285, 3020, 3473, 4570, 6946, 9140, 10511, 13892, 17365, 21022, 34730, 42044, 52555, 69007, 69460, 105110, 138014, 210220, 276028, 345035, 690070, 1380140, 1587161, 3174322, 6348644, 7935805, 15871610, 31743220]

約数ペア:

[(1, 31743220), (2, 15871610), (4, 7935805), (5, 6348644), (10, 3174322), (20, 1587161), (23, 1380140), (46, 690070), (92, 345035), (115, 276028), (151, 210220), (230, 138014), (302, 105110), (457, 69460), (460, 69007), (604, 52555), (755, 42044), (914, 34730), (1510, 21022), (1828, 17365), (2285, 13892), (3020, 10511), (3473, 9140), (4570, 6946)]