210853210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{20333}}^1$

素因数の和:20418

約数の個数: 32

約数和(自身を含む): 408469392

約数和(自身を除く): 197616182

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 5185, 10370, 20333, 40666, 101665, 203330, 345661, 691322, 1240313, 1728305, 2480626, 3456610, 6201565, 12403130, 21085321, 42170642, 105426605, 210853210]

約数ペア:

[(1, 210853210), (2, 105426605), (5, 42170642), (10, 21085321), (17, 12403130), (34, 6201565), (61, 3456610), (85, 2480626), (122, 1728305), (170, 1240313), (305, 691322), (610, 345661), (1037, 203330), (2074, 101665), (5185, 40666), (10370, 20333)]