40086860

素因数分解:

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

素因数の和:986

約数の個数: 48

約数和(自身を含む): 92322720

約数和(自身を除く): 52235860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 514, 709, 1028, 1285, 1418, 2570, 2827, 2836, 3545, 5140, 5654, 7090, 7799, 11308, 14135, 14180, 15598, 28270, 31196, 38995, 56540, 77990, 155980, 182213, 364426, 728852, 911065, 1822130, 2004343, 3644260, 4008686, 8017372, 10021715, 20043430, 40086860]

約数ペア:

[(1, 40086860), (2, 20043430), (4, 10021715), (5, 8017372), (10, 4008686), (11, 3644260), (20, 2004343), (22, 1822130), (44, 911065), (55, 728852), (110, 364426), (220, 182213), (257, 155980), (514, 77990), (709, 56540), (1028, 38995), (1285, 31196), (1418, 28270), (2570, 15598), (2827, 14180), (2836, 14135), (3545, 11308), (5140, 7799), (5654, 7090)]