12780048

素因数分解:

$2^4\times 3^1\times {\mathrm{181}}^1\times {\mathrm{1471}}^1$

素因数の和:1663

約数の個数: 40

約数和(自身を含む): 33220096

約数和(自身を除く): 20440048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 181, 362, 543, 724, 1086, 1448, 1471, 2172, 2896, 2942, 4344, 4413, 5884, 8688, 8826, 11768, 17652, 23536, 35304, 70608, 266251, 532502, 798753, 1065004, 1597506, 2130008, 3195012, 4260016, 6390024, 12780048]

約数ペア:

[(1, 12780048), (2, 6390024), (3, 4260016), (4, 3195012), (6, 2130008), (8, 1597506), (12, 1065004), (16, 798753), (24, 532502), (48, 266251), (181, 70608), (362, 35304), (543, 23536), (724, 17652), (1086, 11768), (1448, 8826), (1471, 8688), (2172, 5884), (2896, 4413), (2942, 4344)]