20050673480

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1\times {\mathrm{22367}}^1$

素因数の和:22758

約数の個数: 64

約数和(自身を含む): 45883031040

約数和(自身を除く): 25832357560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 307, 365, 584, 614, 730, 1228, 1460, 1535, 2456, 2920, 3070, 6140, 12280, 22367, 22411, 44734, 44822, 89468, 89644, 111835, 112055, 178936, 179288, 223670, 224110, 447340, 448220, 894680, 896440, 1632791, 3265582, 6531164, 6866669, 8163955, 13062328, 13733338, 16327910, 27466676, 32655820, 34333345, 54933352, 65311640, 68666690, 137333380, 274666760, 501266837, 1002533674, 2005067348, 2506334185, 4010134696, 5012668370, 10025336740, 20050673480]

約数ペア:

[(1, 20050673480), (2, 10025336740), (4, 5012668370), (5, 4010134696), (8, 2506334185), (10, 2005067348), (20, 1002533674), (40, 501266837), (73, 274666760), (146, 137333380), (292, 68666690), (307, 65311640), (365, 54933352), (584, 34333345), (614, 32655820), (730, 27466676), (1228, 16327910), (1460, 13733338), (1535, 13062328), (2456, 8163955), (2920, 6866669), (3070, 6531164), (6140, 3265582), (12280, 1632791), (22367, 896440), (22411, 894680), (44734, 448220), (44822, 447340), (89468, 224110), (89644, 223670), (111835, 179288), (112055, 178936)]