39450520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 93597120

約数和(自身を除く): 54146600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 184, 230, 274, 313, 460, 548, 626, 685, 920, 1096, 1252, 1370, 1565, 2504, 2740, 3130, 3151, 5480, 6260, 6302, 7199, 12520, 12604, 14398, 15755, 25208, 28796, 31510, 35995, 42881, 57592, 63020, 71990, 85762, 126040, 143980, 171524, 214405, 287960, 343048, 428810, 857620, 986263, 1715240, 1972526, 3945052, 4931315, 7890104, 9862630, 19725260, 39450520]

約数ペア:

[(1, 39450520), (2, 19725260), (4, 9862630), (5, 7890104), (8, 4931315), (10, 3945052), (20, 1972526), (23, 1715240), (40, 986263), (46, 857620), (92, 428810), (115, 343048), (137, 287960), (184, 214405), (230, 171524), (274, 143980), (313, 126040), (460, 85762), (548, 71990), (626, 63020), (685, 57592), (920, 42881), (1096, 35995), (1252, 31510), (1370, 28796), (1565, 25208), (2504, 15755), (2740, 14398), (3130, 12604), (3151, 12520), (5480, 7199), (6260, 6302)]