202180880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229751}}^1$

素因数の和:229775

約数の個数: 40

約数和(自身を含む): 512806464

約数和(自身を除く): 310625584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 229751, 459502, 919004, 1148755, 1838008, 2297510, 2527261, 3676016, 4595020, 5054522, 9190040, 10109044, 12636305, 18380080, 20218088, 25272610, 40436176, 50545220, 101090440, 202180880]

約数ペア:

[(1, 202180880), (2, 101090440), (4, 50545220), (5, 40436176), (8, 25272610), (10, 20218088), (11, 18380080), (16, 12636305), (20, 10109044), (22, 9190040), (40, 5054522), (44, 4595020), (55, 3676016), (80, 2527261), (88, 2297510), (110, 1838008), (176, 1148755), (220, 919004), (440, 459502), (880, 229751)]