1850878040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:513

約数の個数: 128

約数和(自身を含む): 4629208320

約数和(自身を除く): 2778330280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 131, 163, 197, 220, 262, 326, 394, 440, 524, 652, 655, 788, 815, 985, 1048, 1304, 1310, 1441, 1576, 1630, 1793, 1970, 2167, 2620, 2882, 3260, 3586, 3940, 4334, 5240, 5764, 6520, 7172, 7205, 7880, 8668, 8965, 10835, 11528, 14344, 14410, 17336, 17930, 21353, 21670, 25807, 28820, 32111, 35860, 42706, 43340, 51614, 57640, 64222, 71720, 85412, 86680, 103228, 106765, 128444, 129035, 160555, 170824, 206456, 213530, 234883, 256888, 258070, 283877, 321110, 353221, 427060, 469766, 516140, 567754, 642220, 706442, 854120, 939532, 1032280, 1135508, 1174415, 1284440, 1412884, 1419385, 1766105, 1879064, 2271016, 2348830, 2825768, 2838770, 3532210, 4206541, 4697660, 5677540, 7064420, 8413082, 9395320, 11355080, 14128840, 16826164, 21032705, 33652328, 42065410, 46271951, 84130820, 92543902, 168261640, 185087804, 231359755, 370175608, 462719510, 925439020, 1850878040]

約数ペア:

[(1, 1850878040), (2, 925439020), (4, 462719510), (5, 370175608), (8, 231359755), (10, 185087804), (11, 168261640), (20, 92543902), (22, 84130820), (40, 46271951), (44, 42065410), (55, 33652328), (88, 21032705), (110, 16826164), (131, 14128840), (163, 11355080), (197, 9395320), (220, 8413082), (262, 7064420), (326, 5677540), (394, 4697660), (440, 4206541), (524, 3532210), (652, 2838770), (655, 2825768), (788, 2348830), (815, 2271016), (985, 1879064), (1048, 1766105), (1304, 1419385), (1310, 1412884), (1441, 1284440), (1576, 1174415), (1630, 1135508), (1793, 1032280), (1970, 939532), (2167, 854120), (2620, 706442), (2882, 642220), (3260, 567754), (3586, 516140), (3940, 469766), (4334, 427060), (5240, 353221), (5764, 321110), (6520, 283877), (7172, 258070), (7205, 256888), (7880, 234883), (8668, 213530), (8965, 206456), (10835, 170824), (11528, 160555), (14344, 129035), (14410, 128444), (17336, 106765), (17930, 103228), (21353, 86680), (21670, 85412), (25807, 71720), (28820, 64222), (32111, 57640), (35860, 51614), (42706, 43340)]