20120907730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{8867}}^1$

素因数の和:9320

約数の個数: 96

約数和(自身を含む): 46075148352

約数和(自身を除く): 25954240622

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 421, 490, 539, 770, 842, 1078, 2105, 2695, 2947, 4210, 4631, 5390, 5894, 8867, 9262, 14735, 17734, 20629, 23155, 29470, 32417, 41258, 44335, 46310, 62069, 64834, 88670, 97537, 103145, 124138, 162085, 195074, 206290, 226919, 310345, 324170, 434483, 453838, 487685, 620690, 682759, 868966, 975370, 1134595, 1365518, 2172415, 2269190, 3413795, 3733007, 4344830, 4779313, 6827590, 7466014, 9558626, 18665035, 23896565, 26131049, 37330070, 41063077, 47793130, 52262098, 82126154, 130655245, 182917343, 205315385, 261310490, 287441539, 365834686, 410630770, 574883078, 914586715, 1437207695, 1829173430, 2012090773, 2874415390, 4024181546, 10060453865, 20120907730]

約数ペア:

[(1, 20120907730), (2, 10060453865), (5, 4024181546), (7, 2874415390), (10, 2012090773), (11, 1829173430), (14, 1437207695), (22, 914586715), (35, 574883078), (49, 410630770), (55, 365834686), (70, 287441539), (77, 261310490), (98, 205315385), (110, 182917343), (154, 130655245), (245, 82126154), (385, 52262098), (421, 47793130), (490, 41063077), (539, 37330070), (770, 26131049), (842, 23896565), (1078, 18665035), (2105, 9558626), (2695, 7466014), (2947, 6827590), (4210, 4779313), (4631, 4344830), (5390, 3733007), (5894, 3413795), (8867, 2269190), (9262, 2172415), (14735, 1365518), (17734, 1134595), (20629, 975370), (23155, 868966), (29470, 682759), (32417, 620690), (41258, 487685), (44335, 453838), (46310, 434483), (62069, 324170), (64834, 310345), (88670, 226919), (97537, 206290), (103145, 195074), (124138, 162085)]