8198220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{983}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 23143680

約数和(自身を除く): 14945460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 983, 1390, 1668, 1966, 2085, 2780, 2949, 3932, 4170, 4915, 5898, 8340, 9830, 11796, 14745, 19660, 29490, 58980, 136637, 273274, 409911, 546548, 683185, 819822, 1366370, 1639644, 2049555, 2732740, 4099110, 8198220]

約数ペア:

[(1, 8198220), (2, 4099110), (3, 2732740), (4, 2049555), (5, 1639644), (6, 1366370), (10, 819822), (12, 683185), (15, 546548), (20, 409911), (30, 273274), (60, 136637), (139, 58980), (278, 29490), (417, 19660), (556, 14745), (695, 11796), (834, 9830), (983, 8340), (1390, 5898), (1668, 4915), (1966, 4170), (2085, 3932), (2780, 2949)]