120801980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20201}}^1$

素因数の和:20246

約数の個数: 48

約数和(自身を含む): 285090624

約数和(自身を除く): 164288644

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 20201, 40402, 80804, 101005, 202010, 262613, 404020, 464623, 525226, 929246, 1050452, 1313065, 1858492, 2323115, 2626130, 4646230, 5252260, 6040099, 9292460, 12080198, 24160396, 30200495, 60400990, 120801980]

約数ペア:

[(1, 120801980), (2, 60400990), (4, 30200495), (5, 24160396), (10, 12080198), (13, 9292460), (20, 6040099), (23, 5252260), (26, 4646230), (46, 2626130), (52, 2323115), (65, 1858492), (92, 1313065), (115, 1050452), (130, 929246), (230, 525226), (260, 464623), (299, 404020), (460, 262613), (598, 202010), (1196, 101005), (1495, 80804), (2990, 40402), (5980, 20201)]