74557220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1901}}^1$

素因数の和:2000

約数の個数: 48

約数和(自身を含む): 163921968

約数和(自身を除く): 89364748

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 185, 212, 265, 370, 530, 740, 1060, 1901, 1961, 3802, 3922, 7604, 7844, 9505, 9805, 19010, 19610, 38020, 39220, 70337, 100753, 140674, 201506, 281348, 351685, 403012, 503765, 703370, 1007530, 1406740, 2015060, 3727861, 7455722, 14911444, 18639305, 37278610, 74557220]

約数ペア:

[(1, 74557220), (2, 37278610), (4, 18639305), (5, 14911444), (10, 7455722), (20, 3727861), (37, 2015060), (53, 1406740), (74, 1007530), (106, 703370), (148, 503765), (185, 403012), (212, 351685), (265, 281348), (370, 201506), (530, 140674), (740, 100753), (1060, 70337), (1901, 39220), (1961, 38020), (3802, 19610), (3922, 19010), (7604, 9805), (7844, 9505)]