204920492810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1439}}^1\times {\mathrm{44641}}^1$

素因数の和:46127

約数の個数: 64

約数和(自身を含む): 416563430400

約数和(自身を除く): 211642937590

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1439, 1595, 2878, 3190, 7195, 14390, 15829, 31658, 41731, 44641, 79145, 83462, 89282, 158290, 208655, 223205, 417310, 446410, 459041, 491051, 918082, 982102, 1294589, 2295205, 2455255, 2589178, 4590410, 4910510, 6472945, 12945890, 14240479, 28480958, 64238399, 71202395, 128476798, 142404790, 321191995, 642383990, 706622389, 1413244778, 1862913571, 3533111945, 3725827142, 7066223890, 9314567855, 18629135710, 20492049281, 40984098562, 102460246405, 204920492810]

約数ペア:

[(1, 204920492810), (2, 102460246405), (5, 40984098562), (10, 20492049281), (11, 18629135710), (22, 9314567855), (29, 7066223890), (55, 3725827142), (58, 3533111945), (110, 1862913571), (145, 1413244778), (290, 706622389), (319, 642383990), (638, 321191995), (1439, 142404790), (1595, 128476798), (2878, 71202395), (3190, 64238399), (7195, 28480958), (14390, 14240479), (15829, 12945890), (31658, 6472945), (41731, 4910510), (44641, 4590410), (79145, 2589178), (83462, 2455255), (89282, 2295205), (158290, 1294589), (208655, 982102), (223205, 918082), (417310, 491051), (446410, 459041)]