40284664

素因数分解:

$2^3\times 7^3\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 90072000

約数和(自身を除く): 49787336

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 98, 106, 196, 212, 277, 343, 371, 392, 424, 554, 686, 742, 1108, 1372, 1484, 1939, 2216, 2597, 2744, 2968, 3878, 5194, 7756, 10388, 13573, 14681, 15512, 18179, 20776, 27146, 29362, 36358, 54292, 58724, 72716, 95011, 102767, 108584, 117448, 145432, 190022, 205534, 380044, 411068, 719369, 760088, 822136, 1438738, 2877476, 5035583, 5754952, 10071166, 20142332, 40284664]

約数ペア:

[(1, 40284664), (2, 20142332), (4, 10071166), (7, 5754952), (8, 5035583), (14, 2877476), (28, 1438738), (49, 822136), (53, 760088), (56, 719369), (98, 411068), (106, 380044), (196, 205534), (212, 190022), (277, 145432), (343, 117448), (371, 108584), (392, 102767), (424, 95011), (554, 72716), (686, 58724), (742, 54292), (1108, 36358), (1372, 29362), (1484, 27146), (1939, 20776), (2216, 18179), (2597, 15512), (2744, 14681), (2968, 13573), (3878, 10388), (5194, 7756)]