201994055420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{12640429}}^1$

素因数の和:12640502

約数の個数: 48

約数和(自身を含む): 458695923840

約数和(自身を除く): 256701868420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 7990, 15980, 12640429, 25280858, 50561716, 63202145, 126404290, 214887293, 252808580, 429774586, 594100163, 859549172, 1074436465, 1188200326, 2148872930, 2376400652, 2970500815, 4297745860, 5941001630, 10099702771, 11882003260, 20199405542, 40398811084, 50498513855, 100997027710, 201994055420]

約数ペア:

[(1, 201994055420), (2, 100997027710), (4, 50498513855), (5, 40398811084), (10, 20199405542), (17, 11882003260), (20, 10099702771), (34, 5941001630), (47, 4297745860), (68, 2970500815), (85, 2376400652), (94, 2148872930), (170, 1188200326), (188, 1074436465), (235, 859549172), (340, 594100163), (470, 429774586), (799, 252808580), (940, 214887293), (1598, 126404290), (3196, 63202145), (3995, 50561716), (7990, 25280858), (15980, 12640429)]