17978560

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2957}}^1$

素因数の和:2993

約数の個数: 56

約数和(自身を含む): 45079920

約数和(自身を除く): 27101360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 2957, 3040, 5914, 6080, 11828, 14785, 23656, 29570, 47312, 56183, 59140, 94624, 112366, 118280, 189248, 224732, 236560, 280915, 449464, 473120, 561830, 898928, 946240, 1123660, 1797856, 2247320, 3595712, 4494640, 8989280, 17978560]

約数ペア:

[(1, 17978560), (2, 8989280), (4, 4494640), (5, 3595712), (8, 2247320), (10, 1797856), (16, 1123660), (19, 946240), (20, 898928), (32, 561830), (38, 473120), (40, 449464), (64, 280915), (76, 236560), (80, 224732), (95, 189248), (152, 118280), (160, 112366), (190, 94624), (304, 59140), (320, 56183), (380, 47312), (608, 29570), (760, 23656), (1216, 14785), (1520, 11828), (2957, 6080), (3040, 5914)]