28273910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7621}}^1$

素因数の和:7688

約数の個数: 32

約数和(自身を含む): 59268672

約数和(自身を除く): 30994762

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 7621, 15242, 38105, 53347, 76210, 106694, 266735, 403913, 533470, 807826, 2019565, 2827391, 4039130, 5654782, 14136955, 28273910]

約数ペア:

[(1, 28273910), (2, 14136955), (5, 5654782), (7, 4039130), (10, 2827391), (14, 2019565), (35, 807826), (53, 533470), (70, 403913), (106, 266735), (265, 106694), (371, 76210), (530, 53347), (742, 38105), (1855, 15242), (3710, 7621)]