19770644320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{569431}}^1$

素因数の和:569484

約数の個数: 96

約数和(自身を含む): 55102795776

約数和(自身を除く): 35332151456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 2170, 2480, 3472, 4340, 4960, 6944, 8680, 17360, 34720, 569431, 1138862, 2277724, 2847155, 3986017, 4555448, 5694310, 7972034, 9110896, 11388620, 15944068, 17652361, 18221792, 19930085, 22777240, 31888136, 35304722, 39860170, 45554480, 63776272, 70609444, 79720340, 88261805, 91108960, 123566527, 127552544, 141218888, 159440680, 176523610, 247133054, 282437776, 318881360, 353047220, 494266108, 564875552, 617832635, 637762720, 706094440, 988532216, 1235665270, 1412188880, 1977064432, 2471330540, 2824377760, 3954128864, 4942661080, 9885322160, 19770644320]

約数ペア:

[(1, 19770644320), (2, 9885322160), (4, 4942661080), (5, 3954128864), (7, 2824377760), (8, 2471330540), (10, 1977064432), (14, 1412188880), (16, 1235665270), (20, 988532216), (28, 706094440), (31, 637762720), (32, 617832635), (35, 564875552), (40, 494266108), (56, 353047220), (62, 318881360), (70, 282437776), (80, 247133054), (112, 176523610), (124, 159440680), (140, 141218888), (155, 127552544), (160, 123566527), (217, 91108960), (224, 88261805), (248, 79720340), (280, 70609444), (310, 63776272), (434, 45554480), (496, 39860170), (560, 35304722), (620, 31888136), (868, 22777240), (992, 19930085), (1085, 18221792), (1120, 17652361), (1240, 15944068), (1736, 11388620), (2170, 9110896), (2480, 7972034), (3472, 5694310), (4340, 4555448), (4960, 3986017), (6944, 2847155), (8680, 2277724), (17360, 1138862), (34720, 569431)]