2798510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:153

約数の個数: 64

約数和(自身を含む): 6289920

約数和(自身を除く): 3491410

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 103, 110, 130, 143, 190, 206, 209, 247, 286, 418, 494, 515, 715, 1030, 1045, 1133, 1235, 1339, 1430, 1957, 2090, 2266, 2470, 2678, 2717, 3914, 5434, 5665, 6695, 9785, 11330, 13390, 13585, 14729, 19570, 21527, 25441, 27170, 29458, 43054, 50882, 73645, 107635, 127205, 147290, 215270, 254410, 279851, 559702, 1399255, 2798510]

約数ペア:

[(1, 2798510), (2, 1399255), (5, 559702), (10, 279851), (11, 254410), (13, 215270), (19, 147290), (22, 127205), (26, 107635), (38, 73645), (55, 50882), (65, 43054), (95, 29458), (103, 27170), (110, 25441), (130, 21527), (143, 19570), (190, 14729), (206, 13585), (209, 13390), (247, 11330), (286, 9785), (418, 6695), (494, 5665), (515, 5434), (715, 3914), (1030, 2717), (1045, 2678), (1133, 2470), (1235, 2266), (1339, 2090), (1430, 1957)]