201373960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{122789}}^1$

素因数の和:122841

約数の個数: 32

約数和(自身を含む): 464146200

約数和(自身を除く): 262772240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 122789, 245578, 491156, 613945, 982312, 1227890, 2455780, 4911560, 5034349, 10068698, 20137396, 25171745, 40274792, 50343490, 100686980, 201373960]

約数ペア:

[(1, 201373960), (2, 100686980), (4, 50343490), (5, 40274792), (8, 25171745), (10, 20137396), (20, 10068698), (40, 5034349), (41, 4911560), (82, 2455780), (164, 1227890), (205, 982312), (328, 613945), (410, 491156), (820, 245578), (1640, 122789)]