23731180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{401}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 54704160

約数和(自身を除く): 30972980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 269, 401, 538, 802, 1076, 1345, 1604, 2005, 2690, 2959, 4010, 4411, 5380, 5918, 8020, 8822, 11836, 14795, 17644, 22055, 29590, 44110, 59180, 88220, 107869, 215738, 431476, 539345, 1078690, 1186559, 2157380, 2373118, 4746236, 5932795, 11865590, 23731180]

約数ペア:

[(1, 23731180), (2, 11865590), (4, 5932795), (5, 4746236), (10, 2373118), (11, 2157380), (20, 1186559), (22, 1078690), (44, 539345), (55, 431476), (110, 215738), (220, 107869), (269, 88220), (401, 59180), (538, 44110), (802, 29590), (1076, 22055), (1345, 17644), (1604, 14795), (2005, 11836), (2690, 8822), (2959, 8020), (4010, 5918), (4411, 5380)]