39001280

素因数分解:

$2^6\times 5^1\times {\mathrm{307}}^1\times {\mathrm{397}}^1$

素因数の和:721

約数の個数: 56

約数和(自身を含む): 93409008

約数和(自身を除く): 54407728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 307, 320, 397, 614, 794, 1228, 1535, 1588, 1985, 2456, 3070, 3176, 3970, 4912, 6140, 6352, 7940, 9824, 12280, 12704, 15880, 19648, 24560, 25408, 31760, 49120, 63520, 98240, 121879, 127040, 243758, 487516, 609395, 975032, 1218790, 1950064, 2437580, 3900128, 4875160, 7800256, 9750320, 19500640, 39001280]

約数ペア:

[(1, 39001280), (2, 19500640), (4, 9750320), (5, 7800256), (8, 4875160), (10, 3900128), (16, 2437580), (20, 1950064), (32, 1218790), (40, 975032), (64, 609395), (80, 487516), (160, 243758), (307, 127040), (320, 121879), (397, 98240), (614, 63520), (794, 49120), (1228, 31760), (1535, 25408), (1588, 24560), (1985, 19648), (2456, 15880), (3070, 12704), (3176, 12280), (3970, 9824), (4912, 7940), (6140, 6352)]