39968236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 90091008

約数和(自身を除く): 50122772

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 121, 154, 188, 242, 251, 308, 329, 484, 502, 517, 658, 847, 1004, 1034, 1316, 1694, 1757, 2068, 2761, 3388, 3514, 3619, 5522, 5687, 7028, 7238, 11044, 11374, 11797, 14476, 19327, 22748, 23594, 30371, 38654, 39809, 47188, 60742, 77308, 79618, 82579, 121484, 129767, 159236, 165158, 212597, 259534, 330316, 425194, 519068, 850388, 908369, 1427437, 1816738, 2854874, 3633476, 5709748, 9992059, 19984118, 39968236]

約数ペア:

[(1, 39968236), (2, 19984118), (4, 9992059), (7, 5709748), (11, 3633476), (14, 2854874), (22, 1816738), (28, 1427437), (44, 908369), (47, 850388), (77, 519068), (94, 425194), (121, 330316), (154, 259534), (188, 212597), (242, 165158), (251, 159236), (308, 129767), (329, 121484), (484, 82579), (502, 79618), (517, 77308), (658, 60742), (847, 47188), (1004, 39809), (1034, 38654), (1316, 30371), (1694, 23594), (1757, 22748), (2068, 19327), (2761, 14476), (3388, 11797), (3514, 11374), (3619, 11044), (5522, 7238), (5687, 7028)]