2190704620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{205507}}^1$

素因数の和:205570

約数の個数: 48

約数和(自身を含む): 5075225568

約数和(自身を除く): 2884520948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 205507, 411014, 822028, 1027535, 2055070, 2671591, 4110140, 5343182, 8425787, 10686364, 13357955, 16851574, 26715910, 33703148, 42128935, 53431820, 84257870, 109535231, 168515740, 219070462, 438140924, 547676155, 1095352310, 2190704620]

約数ペア:

[(1, 2190704620), (2, 1095352310), (4, 547676155), (5, 438140924), (10, 219070462), (13, 168515740), (20, 109535231), (26, 84257870), (41, 53431820), (52, 42128935), (65, 33703148), (82, 26715910), (130, 16851574), (164, 13357955), (205, 10686364), (260, 8425787), (410, 5343182), (533, 4110140), (820, 2671591), (1066, 2055070), (2132, 1027535), (2665, 822028), (5330, 411014), (10660, 205507)]