40000974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 90574848

約数和(自身を除く): 50573874

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 71, 78, 93, 142, 186, 213, 233, 403, 426, 466, 699, 806, 923, 1209, 1398, 1846, 2201, 2418, 2769, 3029, 4402, 5538, 6058, 6603, 7223, 9087, 13206, 14446, 16543, 18174, 21669, 28613, 33086, 43338, 49629, 57226, 85839, 93899, 99258, 171678, 187798, 215059, 281697, 430118, 512833, 563394, 645177, 1025666, 1290354, 1538499, 3076998, 6666829, 13333658, 20000487, 40000974]

約数ペア:

[(1, 40000974), (2, 20000487), (3, 13333658), (6, 6666829), (13, 3076998), (26, 1538499), (31, 1290354), (39, 1025666), (62, 645177), (71, 563394), (78, 512833), (93, 430118), (142, 281697), (186, 215059), (213, 187798), (233, 171678), (403, 99258), (426, 93899), (466, 85839), (699, 57226), (806, 49629), (923, 43338), (1209, 33086), (1398, 28613), (1846, 21669), (2201, 18174), (2418, 16543), (2769, 14446), (3029, 13206), (4402, 9087), (5538, 7223), (6058, 6603)]