2213315080

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{439}}^1\times {\mathrm{523}}^1$

素因数の和:1214

約数の個数: 64

約数和(自身を含む): 5021596800

約数和(自身を除く): 2808281720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 439, 482, 523, 878, 964, 1046, 1205, 1756, 1928, 2092, 2195, 2410, 2615, 3512, 4184, 4390, 4820, 5230, 8780, 9640, 10460, 17560, 20920, 105799, 126043, 211598, 229597, 252086, 423196, 459194, 504172, 528995, 630215, 846392, 918388, 1008344, 1057990, 1147985, 1260430, 1836776, 2115980, 2295970, 2520860, 4231960, 4591940, 5041720, 9183880, 55332877, 110665754, 221331508, 276664385, 442663016, 553328770, 1106657540, 2213315080]

約数ペア:

[(1, 2213315080), (2, 1106657540), (4, 553328770), (5, 442663016), (8, 276664385), (10, 221331508), (20, 110665754), (40, 55332877), (241, 9183880), (439, 5041720), (482, 4591940), (523, 4231960), (878, 2520860), (964, 2295970), (1046, 2115980), (1205, 1836776), (1756, 1260430), (1928, 1147985), (2092, 1057990), (2195, 1008344), (2410, 918388), (2615, 846392), (3512, 630215), (4184, 528995), (4390, 504172), (4820, 459194), (5230, 423196), (8780, 252086), (9640, 229597), (10460, 211598), (17560, 126043), (20920, 105799)]