3949340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{547}}^1$

素因数の和:594

約数の個数: 36

約数和(自身を含む): 8769096

約数和(自身を除く): 4819756

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 547, 722, 1094, 1444, 1805, 2188, 2735, 3610, 5470, 7220, 10393, 10940, 20786, 41572, 51965, 103930, 197467, 207860, 394934, 789868, 987335, 1974670, 3949340]

約数ペア:

[(1, 3949340), (2, 1974670), (4, 987335), (5, 789868), (10, 394934), (19, 207860), (20, 197467), (38, 103930), (76, 51965), (95, 41572), (190, 20786), (361, 10940), (380, 10393), (547, 7220), (722, 5470), (1094, 3610), (1444, 2735), (1805, 2188)]