12974240

素因数分解:

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

素因数の和:765

約数の個数: 48

約数和(自身を含む): 30935520

約数和(自身を除く): 17961280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 619, 655, 1048, 1238, 1310, 2096, 2476, 2620, 3095, 4192, 4952, 5240, 6190, 9904, 10480, 12380, 19808, 20960, 24760, 49520, 81089, 99040, 162178, 324356, 405445, 648712, 810890, 1297424, 1621780, 2594848, 3243560, 6487120, 12974240]

約数ペア:

[(1, 12974240), (2, 6487120), (4, 3243560), (5, 2594848), (8, 1621780), (10, 1297424), (16, 810890), (20, 648712), (32, 405445), (40, 324356), (80, 162178), (131, 99040), (160, 81089), (262, 49520), (524, 24760), (619, 20960), (655, 19808), (1048, 12380), (1238, 10480), (1310, 9904), (2096, 6190), (2476, 5240), (2620, 4952), (3095, 4192)]