1900310972

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^2\times {\mathrm{653}}^1$

素因数の和:807

約数の個数: 72

約数和(自身を含む): 3984471456

約数和(自身を除く): 2084160484

約数列:

[1, 2, 4, 7, 14, 28, 37, 53, 74, 106, 148, 212, 259, 371, 518, 653, 742, 1036, 1306, 1484, 1961, 2612, 2809, 3922, 4571, 5618, 7844, 9142, 11236, 13727, 18284, 19663, 24161, 27454, 34609, 39326, 48322, 54908, 69218, 78652, 96644, 103933, 138436, 169127, 207866, 242263, 338254, 415732, 484526, 676508, 727531, 969052, 1280533, 1455062, 1834277, 2561066, 2910124, 3668554, 5122132, 7337108, 8963731, 12839939, 17927462, 25679878, 35854924, 51359756, 67868249, 135736498, 271472996, 475077743, 950155486, 1900310972]

約数ペア:

[(1, 1900310972), (2, 950155486), (4, 475077743), (7, 271472996), (14, 135736498), (28, 67868249), (37, 51359756), (53, 35854924), (74, 25679878), (106, 17927462), (148, 12839939), (212, 8963731), (259, 7337108), (371, 5122132), (518, 3668554), (653, 2910124), (742, 2561066), (1036, 1834277), (1306, 1455062), (1484, 1280533), (1961, 969052), (2612, 727531), (2809, 676508), (3922, 484526), (4571, 415732), (5618, 338254), (7844, 242263), (9142, 207866), (11236, 169127), (13727, 138436), (18284, 103933), (19663, 96644), (24161, 78652), (27454, 69218), (34609, 54908), (39326, 48322)]