15677868940

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{40177}}^1$

素因数の和:40474

約数の個数: 48

約数和(自身を含む): 33412024800

約数和(自身を除く): 17734155860

約数列:

[1, 2, 4, 5, 10, 20, 109, 179, 218, 358, 436, 545, 716, 895, 1090, 1790, 2180, 3580, 19511, 39022, 40177, 78044, 80354, 97555, 160708, 195110, 200885, 390220, 401770, 803540, 4379293, 7191683, 8758586, 14383366, 17517172, 21896465, 28766732, 35958415, 43792930, 71916830, 87585860, 143833660, 783893447, 1567786894, 3135573788, 3919467235, 7838934470, 15677868940]

約数ペア:

[(1, 15677868940), (2, 7838934470), (4, 3919467235), (5, 3135573788), (10, 1567786894), (20, 783893447), (109, 143833660), (179, 87585860), (218, 71916830), (358, 43792930), (436, 35958415), (545, 28766732), (716, 21896465), (895, 17517172), (1090, 14383366), (1790, 8758586), (2180, 7191683), (3580, 4379293), (19511, 803540), (39022, 401770), (40177, 390220), (78044, 200885), (80354, 195110), (97555, 160708)]