20106182440

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{463}}^1\times {\mathrm{2473}}^1$

素因数の和:3386

約数の個数: 64

約数和(自身を含む): 45458265600

約数和(自身を除く): 25352083160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 463, 878, 926, 1756, 1852, 2195, 2315, 2473, 3512, 3704, 4390, 4630, 4946, 8780, 9260, 9892, 12365, 17560, 18520, 19784, 24730, 49460, 98920, 203257, 406514, 813028, 1016285, 1085647, 1144999, 1626056, 2032570, 2171294, 2289998, 4065140, 4342588, 4579996, 5428235, 5724995, 8130280, 8685176, 9159992, 10856470, 11449990, 21712940, 22899980, 43425880, 45799960, 502654561, 1005309122, 2010618244, 2513272805, 4021236488, 5026545610, 10053091220, 20106182440]

約数ペア:

[(1, 20106182440), (2, 10053091220), (4, 5026545610), (5, 4021236488), (8, 2513272805), (10, 2010618244), (20, 1005309122), (40, 502654561), (439, 45799960), (463, 43425880), (878, 22899980), (926, 21712940), (1756, 11449990), (1852, 10856470), (2195, 9159992), (2315, 8685176), (2473, 8130280), (3512, 5724995), (3704, 5428235), (4390, 4579996), (4630, 4342588), (4946, 4065140), (8780, 2289998), (9260, 2171294), (9892, 2032570), (12365, 1626056), (17560, 1144999), (18520, 1085647), (19784, 1016285), (24730, 813028), (49460, 406514), (98920, 203257)]