1393460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{193}}^1$

素因数の和:240

約数の個数: 36

約数和(自身を含む): 3104388

約数和(自身を除く): 1710928

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 193, 361, 380, 386, 722, 772, 965, 1444, 1805, 1930, 3610, 3667, 3860, 7220, 7334, 14668, 18335, 36670, 69673, 73340, 139346, 278692, 348365, 696730, 1393460]

約数ペア:

[(1, 1393460), (2, 696730), (4, 348365), (5, 278692), (10, 139346), (19, 73340), (20, 69673), (38, 36670), (76, 18335), (95, 14668), (190, 7334), (193, 7220), (361, 3860), (380, 3667), (386, 3610), (722, 1930), (772, 1805), (965, 1444)]