40229878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 73543680

約数和(自身を除く): 33313802

約数列:

[1, 2, 13, 19, 26, 31, 37, 38, 62, 71, 74, 142, 247, 403, 481, 494, 589, 703, 806, 923, 962, 1147, 1178, 1349, 1406, 1846, 2201, 2294, 2627, 2698, 4402, 5254, 7657, 9139, 14911, 15314, 17537, 18278, 21793, 28613, 29822, 34151, 35074, 41819, 43586, 49913, 57226, 68302, 81437, 83638, 99826, 162874, 283309, 543647, 566618, 648869, 1058681, 1087294, 1297738, 1547303, 2117362, 3094606, 20114939, 40229878]

約数ペア:

[(1, 40229878), (2, 20114939), (13, 3094606), (19, 2117362), (26, 1547303), (31, 1297738), (37, 1087294), (38, 1058681), (62, 648869), (71, 566618), (74, 543647), (142, 283309), (247, 162874), (403, 99826), (481, 83638), (494, 81437), (589, 68302), (703, 57226), (806, 49913), (923, 43586), (962, 41819), (1147, 35074), (1178, 34151), (1349, 29822), (1406, 28613), (1846, 21793), (2201, 18278), (2294, 17537), (2627, 15314), (2698, 14911), (4402, 9139), (5254, 7657)]