39649580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{691}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 88354560

約数和(自身を除く): 48704980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 302, 380, 604, 691, 755, 1382, 1510, 2764, 2869, 3020, 3455, 5738, 6910, 11476, 13129, 13820, 14345, 26258, 28690, 52516, 57380, 65645, 104341, 131290, 208682, 262580, 417364, 521705, 1043410, 1982479, 2086820, 3964958, 7929916, 9912395, 19824790, 39649580]

約数ペア:

[(1, 39649580), (2, 19824790), (4, 9912395), (5, 7929916), (10, 3964958), (19, 2086820), (20, 1982479), (38, 1043410), (76, 521705), (95, 417364), (151, 262580), (190, 208682), (302, 131290), (380, 104341), (604, 65645), (691, 57380), (755, 52516), (1382, 28690), (1510, 26258), (2764, 14345), (2869, 13820), (3020, 13129), (3455, 11476), (5738, 6910)]