40697264

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:597

約数の個数: 40

約数和(自身を含む): 81430800

約数和(自身を除く): 40733536

約数列:

[1, 2, 4, 8, 16, 43, 86, 149, 172, 298, 344, 397, 596, 688, 794, 1192, 1588, 2384, 3176, 6352, 6407, 12814, 17071, 25628, 34142, 51256, 59153, 68284, 102512, 118306, 136568, 236612, 273136, 473224, 946448, 2543579, 5087158, 10174316, 20348632, 40697264]

約数ペア:

[(1, 40697264), (2, 20348632), (4, 10174316), (8, 5087158), (16, 2543579), (43, 946448), (86, 473224), (149, 273136), (172, 236612), (298, 136568), (344, 118306), (397, 102512), (596, 68284), (688, 59153), (794, 51256), (1192, 34142), (1588, 25628), (2384, 17071), (3176, 12814), (6352, 6407)]