2191892320

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{318589}}^1$

素因数の和:318647

約数の個数: 48

約数和(自身を含む): 5298788880

約数和(自身を除く): 3106896560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 318589, 637178, 1274356, 1592945, 2548712, 3185890, 5097424, 6371780, 10194848, 12743560, 13699327, 25487120, 27398654, 50974240, 54797308, 68496635, 109594616, 136993270, 219189232, 273986540, 438378464, 547973080, 1095946160, 2191892320]

約数ペア:

[(1, 2191892320), (2, 1095946160), (4, 547973080), (5, 438378464), (8, 273986540), (10, 219189232), (16, 136993270), (20, 109594616), (32, 68496635), (40, 54797308), (43, 50974240), (80, 27398654), (86, 25487120), (160, 13699327), (172, 12743560), (215, 10194848), (344, 6371780), (430, 5097424), (688, 3185890), (860, 2548712), (1376, 1592945), (1720, 1274356), (3440, 637178), (6880, 318589)]