20147781270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{267887}}^1$

素因数の和:268029

約数の個数: 64

約数和(自身を含む): 50920151040

約数和(自身を除く): 30772369770

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 109, 115, 138, 218, 230, 327, 345, 545, 654, 690, 1090, 1635, 2507, 3270, 5014, 7521, 12535, 15042, 25070, 37605, 75210, 267887, 535774, 803661, 1339435, 1607322, 2678870, 4018305, 6161401, 8036610, 12322802, 18484203, 29199683, 30807005, 36968406, 58399366, 61614010, 87599049, 92421015, 145998415, 175198098, 184842030, 291996830, 437995245, 671592709, 875990490, 1343185418, 2014778127, 3357963545, 4029556254, 6715927090, 10073890635, 20147781270]

約数ペア:

[(1, 20147781270), (2, 10073890635), (3, 6715927090), (5, 4029556254), (6, 3357963545), (10, 2014778127), (15, 1343185418), (23, 875990490), (30, 671592709), (46, 437995245), (69, 291996830), (109, 184842030), (115, 175198098), (138, 145998415), (218, 92421015), (230, 87599049), (327, 61614010), (345, 58399366), (545, 36968406), (654, 30807005), (690, 29199683), (1090, 18484203), (1635, 12322802), (2507, 8036610), (3270, 6161401), (5014, 4018305), (7521, 2678870), (12535, 1607322), (15042, 1339435), (25070, 803661), (37605, 535774), (75210, 267887)]