27759760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2609}}^1$

素因数の和:2648

約数の個数: 80

約数和(自身を含む): 77673600

約数和(自身を除く): 49913840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2609, 2660, 5218, 5320, 10436, 10640, 13045, 18263, 20872, 26090, 36526, 41744, 49571, 52180, 73052, 91315, 99142, 104360, 146104, 182630, 198284, 208720, 247855, 292208, 346997, 365260, 396568, 495710, 693994, 730520, 793136, 991420, 1387988, 1461040, 1734985, 1982840, 2775976, 3469970, 3965680, 5551952, 6939940, 13879880, 27759760]

約数ペア:

[(1, 27759760), (2, 13879880), (4, 6939940), (5, 5551952), (7, 3965680), (8, 3469970), (10, 2775976), (14, 1982840), (16, 1734985), (19, 1461040), (20, 1387988), (28, 991420), (35, 793136), (38, 730520), (40, 693994), (56, 495710), (70, 396568), (76, 365260), (80, 346997), (95, 292208), (112, 247855), (133, 208720), (140, 198284), (152, 182630), (190, 146104), (266, 104360), (280, 99142), (304, 91315), (380, 73052), (532, 52180), (560, 49571), (665, 41744), (760, 36526), (1064, 26090), (1330, 20872), (1520, 18263), (2128, 13045), (2609, 10640), (2660, 10436), (5218, 5320)]