1520807728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{3581}}^1$

素因数の和:3746

約数の個数: 80

約数和(自身を含む): 3411210240

約数和(自身を除く): 1890402512

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 127, 152, 176, 209, 254, 304, 418, 508, 836, 1016, 1397, 1672, 2032, 2413, 2794, 3344, 3581, 4826, 5588, 7162, 9652, 11176, 14324, 19304, 22352, 26543, 28648, 38608, 39391, 53086, 57296, 68039, 78782, 106172, 136078, 157564, 212344, 272156, 315128, 424688, 454787, 544312, 630256, 748429, 909574, 1088624, 1496858, 1819148, 2993716, 3638296, 5002657, 5987432, 7276592, 8640953, 10005314, 11974864, 17281906, 20010628, 34563812, 40021256, 69127624, 80042512, 95050483, 138255248, 190100966, 380201932, 760403864, 1520807728]

約数ペア:

[(1, 1520807728), (2, 760403864), (4, 380201932), (8, 190100966), (11, 138255248), (16, 95050483), (19, 80042512), (22, 69127624), (38, 40021256), (44, 34563812), (76, 20010628), (88, 17281906), (127, 11974864), (152, 10005314), (176, 8640953), (209, 7276592), (254, 5987432), (304, 5002657), (418, 3638296), (508, 2993716), (836, 1819148), (1016, 1496858), (1397, 1088624), (1672, 909574), (2032, 748429), (2413, 630256), (2794, 544312), (3344, 454787), (3581, 424688), (4826, 315128), (5588, 272156), (7162, 212344), (9652, 157564), (11176, 136078), (14324, 106172), (19304, 78782), (22352, 68039), (26543, 57296), (28648, 53086), (38608, 39391)]