8977455920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5906221}}^1$

素因数の和:5906253

約数の個数: 40

約数和(自身を含む): 21971145840

約数和(自身を除く): 12993689920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 5906221, 11812442, 23624884, 29531105, 47249768, 59062210, 94499536, 112218199, 118124420, 224436398, 236248840, 448872796, 472497680, 561090995, 897745592, 1122181990, 1795491184, 2244363980, 4488727960, 8977455920]

約数ペア:

[(1, 8977455920), (2, 4488727960), (4, 2244363980), (5, 1795491184), (8, 1122181990), (10, 897745592), (16, 561090995), (19, 472497680), (20, 448872796), (38, 236248840), (40, 224436398), (76, 118124420), (80, 112218199), (95, 94499536), (152, 59062210), (190, 47249768), (304, 29531105), (380, 23624884), (760, 11812442), (1520, 5906221)]