201798620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1447}}^1$

素因数の和:1842

約数の個数: 48

約数和(自身を含む): 447605760

約数和(自身を除く): 245807140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 367, 380, 734, 1447, 1468, 1835, 2894, 3670, 5788, 6973, 7235, 7340, 13946, 14470, 27493, 27892, 28940, 34865, 54986, 69730, 109972, 137465, 139460, 274930, 531049, 549860, 1062098, 2124196, 2655245, 5310490, 10089931, 10620980, 20179862, 40359724, 50449655, 100899310, 201798620]

約数ペア:

[(1, 201798620), (2, 100899310), (4, 50449655), (5, 40359724), (10, 20179862), (19, 10620980), (20, 10089931), (38, 5310490), (76, 2655245), (95, 2124196), (190, 1062098), (367, 549860), (380, 531049), (734, 274930), (1447, 139460), (1468, 137465), (1835, 109972), (2894, 69730), (3670, 54986), (5788, 34865), (6973, 28940), (7235, 27892), (7340, 27493), (13946, 14470)]