6487120

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:763

約数の個数: 40

約数和(自身を含む): 15222240

約数和(自身を除く): 8735120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 619, 655, 1048, 1238, 1310, 2096, 2476, 2620, 3095, 4952, 5240, 6190, 9904, 10480, 12380, 24760, 49520, 81089, 162178, 324356, 405445, 648712, 810890, 1297424, 1621780, 3243560, 6487120]

約数ペア:

[(1, 6487120), (2, 3243560), (4, 1621780), (5, 1297424), (8, 810890), (10, 648712), (16, 405445), (20, 324356), (40, 162178), (80, 81089), (131, 49520), (262, 24760), (524, 12380), (619, 10480), (655, 9904), (1048, 6190), (1238, 5240), (1310, 4952), (2096, 3095), (2476, 2620)]