28578130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7703}}^1$

素因数の和:7770

約数の個数: 32

約数和(自身を含む): 59906304

約数和(自身を除く): 31328174

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 7703, 15406, 38515, 53921, 77030, 107842, 269605, 408259, 539210, 816518, 2041295, 2857813, 4082590, 5715626, 14289065, 28578130]

約数ペア:

[(1, 28578130), (2, 14289065), (5, 5715626), (7, 4082590), (10, 2857813), (14, 2041295), (35, 816518), (53, 539210), (70, 408259), (106, 269605), (265, 107842), (371, 77030), (530, 53921), (742, 38515), (1855, 15406), (3710, 7703)]