201147920

素因数分解:

$2^4\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{2129}}^1$

素因数の和:3323

約数の個数: 40

約数和(自身を含む): 468284760

約数和(自身を除く): 267136840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1181, 2129, 2362, 4258, 4724, 5905, 8516, 9448, 10645, 11810, 17032, 18896, 21290, 23620, 34064, 42580, 47240, 85160, 94480, 170320, 2514349, 5028698, 10057396, 12571745, 20114792, 25143490, 40229584, 50286980, 100573960, 201147920]

約数ペア:

[(1, 201147920), (2, 100573960), (4, 50286980), (5, 40229584), (8, 25143490), (10, 20114792), (16, 12571745), (20, 10057396), (40, 5028698), (80, 2514349), (1181, 170320), (2129, 94480), (2362, 85160), (4258, 47240), (4724, 42580), (5905, 34064), (8516, 23620), (9448, 21290), (10645, 18896), (11810, 17032)]