328179580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1\times {\mathrm{857}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 708323616

約数和(自身を除く): 380144036

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 467, 820, 857, 934, 1714, 1868, 2335, 3428, 4285, 4670, 8570, 9340, 17140, 19147, 35137, 38294, 70274, 76588, 95735, 140548, 175685, 191470, 351370, 382940, 400219, 702740, 800438, 1600876, 2001095, 4002190, 8004380, 16408979, 32817958, 65635916, 82044895, 164089790, 328179580]

約数ペア:

[(1, 328179580), (2, 164089790), (4, 82044895), (5, 65635916), (10, 32817958), (20, 16408979), (41, 8004380), (82, 4002190), (164, 2001095), (205, 1600876), (410, 800438), (467, 702740), (820, 400219), (857, 382940), (934, 351370), (1714, 191470), (1868, 175685), (2335, 140548), (3428, 95735), (4285, 76588), (4670, 70274), (8570, 38294), (9340, 35137), (17140, 19147)]