206611240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1171}}^1$

素因数の和:1594

約数の個数: 64

約数和(自身を含む): 508835520

約数和(自身を除く): 302224280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 401, 440, 802, 1171, 1604, 2005, 2342, 3208, 4010, 4411, 4684, 5855, 8020, 8822, 9368, 11710, 12881, 16040, 17644, 22055, 23420, 25762, 35288, 44110, 46840, 51524, 64405, 88220, 103048, 128810, 176440, 257620, 469571, 515240, 939142, 1878284, 2347855, 3756568, 4695710, 5165281, 9391420, 10330562, 18782840, 20661124, 25826405, 41322248, 51652810, 103305620, 206611240]

約数ペア:

[(1, 206611240), (2, 103305620), (4, 51652810), (5, 41322248), (8, 25826405), (10, 20661124), (11, 18782840), (20, 10330562), (22, 9391420), (40, 5165281), (44, 4695710), (55, 3756568), (88, 2347855), (110, 1878284), (220, 939142), (401, 515240), (440, 469571), (802, 257620), (1171, 176440), (1604, 128810), (2005, 103048), (2342, 88220), (3208, 64405), (4010, 51524), (4411, 46840), (4684, 44110), (5855, 35288), (8020, 25762), (8822, 23420), (9368, 22055), (11710, 17644), (12881, 16040)]