20716049090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{24049}}^1$

素因数の和:24299

約数の個数: 64

約数和(自身を含む): 41890867200

約数和(自身を除く): 21174818110

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 191, 205, 382, 410, 451, 902, 955, 1910, 2101, 2255, 4202, 4510, 7831, 10505, 15662, 21010, 24049, 39155, 48098, 78310, 86141, 120245, 172282, 240490, 264539, 430705, 529078, 861410, 986009, 1322695, 1972018, 2645390, 4593359, 4930045, 9186718, 9860090, 10846099, 21692198, 22966795, 45933590, 50526949, 54230495, 101053898, 108460990, 188327719, 252634745, 376655438, 505269490, 941638595, 1883277190, 2071604909, 4143209818, 10358024545, 20716049090]

約数ペア:

[(1, 20716049090), (2, 10358024545), (5, 4143209818), (10, 2071604909), (11, 1883277190), (22, 941638595), (41, 505269490), (55, 376655438), (82, 252634745), (110, 188327719), (191, 108460990), (205, 101053898), (382, 54230495), (410, 50526949), (451, 45933590), (902, 22966795), (955, 21692198), (1910, 10846099), (2101, 9860090), (2255, 9186718), (4202, 4930045), (4510, 4593359), (7831, 2645390), (10505, 1972018), (15662, 1322695), (21010, 986009), (24049, 861410), (39155, 529078), (48098, 430705), (78310, 264539), (86141, 240490), (120245, 172282)]