18831480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6823}}^1$

素因数の和:6860

約数の個数: 64

約数和(自身を含む): 58959360

約数和(自身を除く): 40127880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 6823, 13646, 20469, 27292, 34115, 40938, 54584, 68230, 81876, 102345, 136460, 156929, 163752, 204690, 272920, 313858, 409380, 470787, 627716, 784645, 818760, 941574, 1255432, 1569290, 1883148, 2353935, 3138580, 3766296, 4707870, 6277160, 9415740, 18831480]

約数ペア:

[(1, 18831480), (2, 9415740), (3, 6277160), (4, 4707870), (5, 3766296), (6, 3138580), (8, 2353935), (10, 1883148), (12, 1569290), (15, 1255432), (20, 941574), (23, 818760), (24, 784645), (30, 627716), (40, 470787), (46, 409380), (60, 313858), (69, 272920), (92, 204690), (115, 163752), (120, 156929), (138, 136460), (184, 102345), (230, 81876), (276, 68230), (345, 54584), (460, 40938), (552, 34115), (690, 27292), (920, 20469), (1380, 13646), (2760, 6823)]