1784760

素因数分解:

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

素因数の和:260

約数の個数: 64

約数和(自身を含む): 5443200

約数和(自身を除く): 3658440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 139, 214, 278, 321, 417, 428, 535, 556, 642, 695, 834, 856, 1070, 1112, 1284, 1390, 1605, 1668, 2085, 2140, 2568, 2780, 3210, 3336, 4170, 4280, 5560, 6420, 8340, 12840, 14873, 16680, 29746, 44619, 59492, 74365, 89238, 118984, 148730, 178476, 223095, 297460, 356952, 446190, 594920, 892380, 1784760]

約数ペア:

[(1, 1784760), (2, 892380), (3, 594920), (4, 446190), (5, 356952), (6, 297460), (8, 223095), (10, 178476), (12, 148730), (15, 118984), (20, 89238), (24, 74365), (30, 59492), (40, 44619), (60, 29746), (107, 16680), (120, 14873), (139, 12840), (214, 8340), (278, 6420), (321, 5560), (417, 4280), (428, 4170), (535, 3336), (556, 3210), (642, 2780), (695, 2568), (834, 2140), (856, 2085), (1070, 1668), (1112, 1605), (1284, 1390)]