40088916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1$

素因数の和:893

約数の個数: 72

約数和(自身を含む): 116450880

約数和(自身を除く): 76361964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 257, 514, 619, 771, 1028, 1238, 1542, 1799, 1857, 2313, 2476, 3084, 3598, 3714, 4333, 4626, 5397, 5571, 7196, 7428, 8666, 9252, 10794, 11142, 12999, 16191, 17332, 21588, 22284, 25998, 32382, 38997, 51996, 64764, 77994, 155988, 159083, 318166, 477249, 636332, 954498, 1113581, 1431747, 1908996, 2227162, 2863494, 3340743, 4454324, 5726988, 6681486, 10022229, 13362972, 20044458, 40088916]

約数ペア:

[(1, 40088916), (2, 20044458), (3, 13362972), (4, 10022229), (6, 6681486), (7, 5726988), (9, 4454324), (12, 3340743), (14, 2863494), (18, 2227162), (21, 1908996), (28, 1431747), (36, 1113581), (42, 954498), (63, 636332), (84, 477249), (126, 318166), (252, 159083), (257, 155988), (514, 77994), (619, 64764), (771, 51996), (1028, 38997), (1238, 32382), (1542, 25998), (1799, 22284), (1857, 21588), (2313, 17332), (2476, 16191), (3084, 12999), (3598, 11142), (3714, 10794), (4333, 9252), (4626, 8666), (5397, 7428), (5571, 7196)]