10213640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 24624000

約数和(自身を除く): 14410360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 151, 152, 178, 190, 302, 356, 380, 445, 604, 712, 755, 760, 890, 1208, 1510, 1691, 1780, 2869, 3020, 3382, 3560, 5738, 6040, 6764, 8455, 11476, 13439, 13528, 14345, 16910, 22952, 26878, 28690, 33820, 53756, 57380, 67195, 67640, 107512, 114760, 134390, 255341, 268780, 510682, 537560, 1021364, 1276705, 2042728, 2553410, 5106820, 10213640]

約数ペア:

[(1, 10213640), (2, 5106820), (4, 2553410), (5, 2042728), (8, 1276705), (10, 1021364), (19, 537560), (20, 510682), (38, 268780), (40, 255341), (76, 134390), (89, 114760), (95, 107512), (151, 67640), (152, 67195), (178, 57380), (190, 53756), (302, 33820), (356, 28690), (380, 26878), (445, 22952), (604, 16910), (712, 14345), (755, 13528), (760, 13439), (890, 11476), (1208, 8455), (1510, 6764), (1691, 6040), (1780, 5738), (2869, 3560), (3020, 3382)]