203495390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{47657}}^1$

素因数の和:47732

約数の個数: 32

約数和(自身を含む): 425490624

約数和(自身を除く): 221995234

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 47657, 95314, 238285, 333599, 476570, 667198, 1667995, 2907077, 3335990, 5814154, 14535385, 20349539, 29070770, 40699078, 101747695, 203495390]

約数ペア:

[(1, 203495390), (2, 101747695), (5, 40699078), (7, 29070770), (10, 20349539), (14, 14535385), (35, 5814154), (61, 3335990), (70, 2907077), (122, 1667995), (305, 667198), (427, 476570), (610, 333599), (854, 238285), (2135, 95314), (4270, 47657)]