4617990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3947}}^1$

素因数の和:3973

約数の個数: 48

約数和(自身を含む): 12933648

約数和(自身を除く): 8315658

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 3947, 7894, 11841, 19735, 23682, 35523, 39470, 51311, 59205, 71046, 102622, 118410, 153933, 177615, 256555, 307866, 355230, 461799, 513110, 769665, 923598, 1539330, 2308995, 4617990]

約数ペア:

[(1, 4617990), (2, 2308995), (3, 1539330), (5, 923598), (6, 769665), (9, 513110), (10, 461799), (13, 355230), (15, 307866), (18, 256555), (26, 177615), (30, 153933), (39, 118410), (45, 102622), (65, 71046), (78, 59205), (90, 51311), (117, 39470), (130, 35523), (195, 23682), (234, 19735), (390, 11841), (585, 7894), (1170, 3947)]