2019947930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{541}}^1$

素因数の和:952

約数の個数: 128

約数和(自身を含む): 4903911936

約数和(自身を除く): 2883964006

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 373, 385, 455, 541, 715, 746, 770, 910, 1001, 1082, 1430, 1865, 2002, 2611, 2705, 3730, 3787, 4103, 4849, 5005, 5222, 5410, 5951, 7033, 7574, 8206, 9698, 10010, 11902, 13055, 14066, 18935, 20515, 24245, 26110, 28721, 29755, 33943, 35165, 37870, 41030, 41657, 48490, 49231, 53339, 57442, 59510, 67886, 70330, 77363, 83314, 98462, 106678, 143605, 154726, 169715, 201793, 208285, 246155, 266695, 287210, 339430, 373373, 386815, 403586, 416570, 492310, 533390, 541541, 746746, 773630, 1008965, 1083082, 1412551, 1866865, 2017930, 2219723, 2623309, 2707705, 2825102, 3733730, 4439446, 5246618, 5415410, 7062755, 11098615, 13116545, 14125510, 15538061, 18363163, 22197230, 26233090, 28856399, 31076122, 36726326, 57712798, 77690305, 91815815, 144281995, 155380610, 183631630, 201994793, 288563990, 403989586, 1009973965, 2019947930]

約数ペア:

[(1, 2019947930), (2, 1009973965), (5, 403989586), (7, 288563990), (10, 201994793), (11, 183631630), (13, 155380610), (14, 144281995), (22, 91815815), (26, 77690305), (35, 57712798), (55, 36726326), (65, 31076122), (70, 28856399), (77, 26233090), (91, 22197230), (110, 18363163), (130, 15538061), (143, 14125510), (154, 13116545), (182, 11098615), (286, 7062755), (373, 5415410), (385, 5246618), (455, 4439446), (541, 3733730), (715, 2825102), (746, 2707705), (770, 2623309), (910, 2219723), (1001, 2017930), (1082, 1866865), (1430, 1412551), (1865, 1083082), (2002, 1008965), (2611, 773630), (2705, 746746), (3730, 541541), (3787, 533390), (4103, 492310), (4849, 416570), (5005, 403586), (5222, 386815), (5410, 373373), (5951, 339430), (7033, 287210), (7574, 266695), (8206, 246155), (9698, 208285), (10010, 201793), (11902, 169715), (13055, 154726), (14066, 143605), (18935, 106678), (20515, 98462), (24245, 83314), (26110, 77363), (28721, 70330), (29755, 67886), (33943, 59510), (35165, 57442), (37870, 53339), (41030, 49231), (41657, 48490)]