892380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 2540160

約数和(自身を除く): 1647780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 139, 214, 278, 321, 417, 428, 535, 556, 642, 695, 834, 1070, 1284, 1390, 1605, 1668, 2085, 2140, 2780, 3210, 4170, 6420, 8340, 14873, 29746, 44619, 59492, 74365, 89238, 148730, 178476, 223095, 297460, 446190, 892380]

約数ペア:

[(1, 892380), (2, 446190), (3, 297460), (4, 223095), (5, 178476), (6, 148730), (10, 89238), (12, 74365), (15, 59492), (20, 44619), (30, 29746), (60, 14873), (107, 8340), (139, 6420), (214, 4170), (278, 3210), (321, 2780), (417, 2140), (428, 2085), (535, 1668), (556, 1605), (642, 1390), (695, 1284), (834, 1070)]