201723920

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{16699}}^1$

素因数の和:16863

約数の個数: 40

約数和(自身を含む): 472142400

約数和(自身を除く): 270418480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 12080, 16699, 33398, 66796, 83495, 133592, 166990, 267184, 333980, 667960, 1335920, 2521549, 5043098, 10086196, 12607745, 20172392, 25215490, 40344784, 50430980, 100861960, 201723920]

約数ペア:

[(1, 201723920), (2, 100861960), (4, 50430980), (5, 40344784), (8, 25215490), (10, 20172392), (16, 12607745), (20, 10086196), (40, 5043098), (80, 2521549), (151, 1335920), (302, 667960), (604, 333980), (755, 267184), (1208, 166990), (1510, 133592), (2416, 83495), (3020, 66796), (6040, 33398), (12080, 16699)]