201761980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{62659}}^1$

素因数の和:62698

約数の個数: 48

約数和(自身を含む): 505290240

約数和(自身を除く): 303528260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 62659, 125318, 250636, 313295, 438613, 626590, 877226, 1253180, 1441157, 1754452, 2193065, 2882314, 4386130, 5764628, 7205785, 8772260, 10088099, 14411570, 20176198, 28823140, 40352396, 50440495, 100880990, 201761980]

約数ペア:

[(1, 201761980), (2, 100880990), (4, 50440495), (5, 40352396), (7, 28823140), (10, 20176198), (14, 14411570), (20, 10088099), (23, 8772260), (28, 7205785), (35, 5764628), (46, 4386130), (70, 2882314), (92, 2193065), (115, 1754452), (140, 1441157), (161, 1253180), (230, 877226), (322, 626590), (460, 438613), (644, 313295), (805, 250636), (1610, 125318), (3220, 62659)]