205890410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{7283}}^1$

素因数の和:7558

約数の個数: 32

約数和(自身を含む): 405922752

約数和(自身を除く): 200032342

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 257, 514, 1285, 2570, 2827, 5654, 7283, 14135, 14566, 28270, 36415, 72830, 80113, 160226, 400565, 801130, 1871731, 3743462, 9358655, 18717310, 20589041, 41178082, 102945205, 205890410]

約数ペア:

[(1, 205890410), (2, 102945205), (5, 41178082), (10, 20589041), (11, 18717310), (22, 9358655), (55, 3743462), (110, 1871731), (257, 801130), (514, 400565), (1285, 160226), (2570, 80113), (2827, 72830), (5654, 36415), (7283, 28270), (14135, 14566)]