40139892

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 110073600

約数和(自身を除く): 69933708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 199, 234, 398, 431, 468, 597, 796, 862, 1194, 1293, 1724, 1791, 2388, 2586, 2587, 3582, 3879, 5172, 5174, 5603, 7164, 7758, 7761, 10348, 11206, 15516, 15522, 16809, 22412, 23283, 31044, 33618, 46566, 50427, 67236, 85769, 93132, 100854, 171538, 201708, 257307, 343076, 514614, 771921, 1029228, 1114997, 1543842, 2229994, 3087684, 3344991, 4459988, 6689982, 10034973, 13379964, 20069946, 40139892]

約数ペア:

[(1, 40139892), (2, 20069946), (3, 13379964), (4, 10034973), (6, 6689982), (9, 4459988), (12, 3344991), (13, 3087684), (18, 2229994), (26, 1543842), (36, 1114997), (39, 1029228), (52, 771921), (78, 514614), (117, 343076), (156, 257307), (199, 201708), (234, 171538), (398, 100854), (431, 93132), (468, 85769), (597, 67236), (796, 50427), (862, 46566), (1194, 33618), (1293, 31044), (1724, 23283), (1791, 22412), (2388, 16809), (2586, 15522), (2587, 15516), (3582, 11206), (3879, 10348), (5172, 7761), (5174, 7758), (5603, 7164)]