2017902920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{86531}}^1$

素因数の和:86606

約数の個数: 64

約数和(自身を含む): 5046546240

約数和(自身を除く): 3028643320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 583, 1060, 1166, 2120, 2332, 2915, 4664, 5830, 11660, 23320, 86531, 173062, 346124, 432655, 692248, 865310, 951841, 1730620, 1903682, 3461240, 3807364, 4586143, 4759205, 7614728, 9172286, 9518410, 18344572, 19036820, 22930715, 36689144, 38073640, 45861430, 50447573, 91722860, 100895146, 183445720, 201790292, 252237865, 403580584, 504475730, 1008951460, 2017902920]

約数ペア:

[(1, 2017902920), (2, 1008951460), (4, 504475730), (5, 403580584), (8, 252237865), (10, 201790292), (11, 183445720), (20, 100895146), (22, 91722860), (40, 50447573), (44, 45861430), (53, 38073640), (55, 36689144), (88, 22930715), (106, 19036820), (110, 18344572), (212, 9518410), (220, 9172286), (265, 7614728), (424, 4759205), (440, 4586143), (530, 3807364), (583, 3461240), (1060, 1903682), (1166, 1730620), (2120, 951841), (2332, 865310), (2915, 692248), (4664, 432655), (5830, 346124), (11660, 173062), (23320, 86531)]