20043430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{709}}^1$

素因数の和:984

約数の個数: 32

約数和(自身を含む): 39566880

約数和(自身を除く): 19523450

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 257, 514, 709, 1285, 1418, 2570, 2827, 3545, 5654, 7090, 7799, 14135, 15598, 28270, 38995, 77990, 182213, 364426, 911065, 1822130, 2004343, 4008686, 10021715, 20043430]

約数ペア:

[(1, 20043430), (2, 10021715), (5, 4008686), (10, 2004343), (11, 1822130), (22, 911065), (55, 364426), (110, 182213), (257, 77990), (514, 38995), (709, 28270), (1285, 15598), (1418, 14135), (2570, 7799), (2827, 7090), (3545, 5654)]